The structure described by Sn2N2O crystallizes in the triclinic P1 space group. There are sixteen inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a 1-coordinate geometry to one N(10), one N(6), one O(1), and one O(8) atom. In the second Sn site, Sn(2) is bonded in a distorted bent 150 degrees geometry to one N(15) and one O(1) atom. In the third Sn site, Sn(3) is bonded in a 3-coordinate geometry to one N(11), one N(15), and one N(4) atom. In the fourth Sn site, Sn(4) is bonded in a 5-coordinate geometry to one N(1), one N(10), one N(14), one N(3), and one N(7) atom. In the fifth Sn site, Sn(5) is bonded in a 3-coordinate geometry to one N(10), one N(3), and one O(3) atom. In the sixth Sn site, Sn(6) is bonded in a distorted hexagonal bipyramidal geometry to one N(11), one N(14), one N(5), one N(7), one N(8), one O(4), one O(5), and one O(6) atom. In the seventh Sn site, Sn(7) is bonded in a 6-coordinate geometry to one N(1), one N(12), one N(13), one N(2), one N(3), and one N(8) atom. In the eighth Sn site, Sn(8) is bonded in a distorted rectangular see-saw-like geometry to one N(12), one N(15), one N(3), and one N(9) atom. In the ninth Sn site, Sn(9) is bonded in a rectangular see-saw-like geometry to one N(1), one N(13), one N(4), and one O(2) atom. In the tenth Sn site, Sn(10) is bonded in a 4-coordinate geometry to one N(16), one N(7), one O(1), and one O(4) atom. In the eleventh Sn site, Sn(11) is bonded in a 3-coordinate geometry to one N(11), one N(6), and one O(3) atom. In the twelfth Sn site, Sn(12) is bonded in a distorted single-bond geometry to one N(10), one N(15), one N(4), one N(9), one O(5), and one O(7) atom. In the thirteenth Sn site, Sn(13) is bonded in a distorted single-bond geometry to one N(11), one N(16), one N(9), and one O(8) atom. In the fourteenth Sn site, Sn(14) is bonded in a 5-coordinate geometry to one N(5), one N(9), one O(2), one O(6), and one O(8) atom. In the fifteenth Sn site, Sn(15) is bonded in a 4-coordinate geometry to one N(12), one N(13), one N(16), and one O(4) atom. In the sixteenth Sn site, Sn(16) is bonded in a distorted bent 150 degrees geometry to one N(12), one N(6), and one N(8) atom. There are sixteen inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Sn(4), one Sn(7), and one Sn(9) atom. In the second N site, N(2) is bonded in a distorted single-bond geometry to one Sn(7) and one N(13) atom. In the third N site, N(3) is bonded in a see-saw-like geometry to one Sn(4), one Sn(5), one Sn(7), and one Sn(8) atom. In the fourth N site, N(4) is bonded in a 4-coordinate geometry to one Sn(12), one Sn(3), one Sn(9), and one O(7) atom. In the fifth N site, N(5) is bonded in a distorted single-bond geometry to one Sn(14), one Sn(6), and one O(6) atom. In the sixth N site, N(6) is bonded in a 3-coordinate geometry to one Sn(1), one Sn(11), and one Sn(16) atom. In the seventh N site, N(7) is bonded in a 4-coordinate geometry to one Sn(10), one Sn(4), one Sn(6), and one N(14) atom. In the eighth N site, N(8) is bonded in a 4-coordinate geometry to one Sn(16), one Sn(6), one Sn(7), and one N(12) atom. In the ninth N site, N(9) is bonded to one Sn(12), one Sn(13), one Sn(14), and one Sn(8) atom to form distorted corner-sharing NSn4 tetrahedra. In the tenth N site, N(10) is bonded to one Sn(1), one Sn(12), one Sn(4), and one Sn(5) atom to form distorted corner-sharing NSn4 trigonal pyramids. In the eleventh N site, N(11) is bonded to one Sn(11), one Sn(13), one Sn(3), and one Sn(6) atom to form distorted corner-sharing NSn4 trigonal pyramids. In the twelfth N site, N(12) is bonded in a 5-coordinate geometry to one Sn(15), one Sn(16), one Sn(7), one Sn(8), and one N(8) atom. In the thirteenth N site, N(13) is bonded in a 4-coordinate geometry to one Sn(15), one Sn(7), one Sn(9), and one N(2) atom. In the fourteenth N site, N(14) is bonded in a 3-coordinate geometry to one Sn(4), one Sn(6), and one N(7) atom. In the fifteenth N site, N(15) is bonded in a 4-coordinate geometry to one Sn(12), one Sn(2), one Sn(3), and one Sn(8) atom. In the sixteenth N site, N(16) is bonded in a distorted single-bond geometry to one Sn(10), one Sn(13), and one Sn(15) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Sn(1), one Sn(10), and one Sn(2) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to one Sn(14) and one Sn(9) atom. In the third O site, O(3) is bonded in a 2-coordinate geometry to one Sn(11) and one Sn(5) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Sn(10), one Sn(15), and one Sn(6) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Sn(12) and one Sn(6) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Sn(14), one Sn(6), and one N(5) atom. In the seventh O site, O(7) is bonded in a 1-coordinate geometry to one Sn(12) and one N(4) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Sn(1), one Sn(13), and one Sn(14) atom. is represented by the CIF card [CIF]
data_Sn2N2O
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.847
_cell_length_b   8.848
_cell_length_c   8.862
_cell_angle_alpha   109.545
_cell_angle_beta   109.382
_cell_angle_gamma   109.339
_symmetry_Int_Tables_number   1
_cell_volume   534.967
_cell_formula_units_Z   8
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Sn  Sn0  1  0.519  0.520  0.490  1.0
  Sn  Sn1  1  0.960  0.678  0.789  1.0
  Sn  Sn2  1  0.711  0.241  0.522  1.0
  Sn  Sn3  1  0.676  0.714  0.029  1.0
  Sn  Sn4  1  0.552  0.336  0.710  1.0
  Sn  Sn5  1  0.507  0.003  0.995  1.0
  Sn  Sn6  1  0.806  0.549  0.238  1.0
  Sn  Sn7  1  0.986  0.484  0.009  1.0
  Sn  Sn8  1  0.991  0.999  0.498  1.0
  Sn  Sn9  1  0.709  0.954  0.755  1.0
  Sn  Sn10  1  0.279  0.028  0.256  1.0
  Sn  Sn11  1  0.217  0.469  0.748  1.0
  Sn  Sn12  1  0.471  0.689  0.279  1.0
  Sn  Sn13  1  0.293  0.268  0.970  1.0
  Sn  Sn14  1  0.326  0.801  0.464  1.0
  Sn  Sn15  1  0.033  0.318  0.216  1.0
  N  N16  1  0.788  0.789  0.238  1.0
  N  N17  1  0.809  0.573  0.462  1.0
  N  N18  1  0.782  0.548  0.991  1.0
  N  N19  1  0.971  0.236  0.501  1.0
  N  N20  1  0.317  0.045  0.955  1.0
  N  N21  1  0.185  0.226  0.270  1.0
  N  N22  1  0.705  0.963  0.035  1.0
  N  N23  1  0.770  0.317  0.229  1.0
  N  N24  1  0.230  0.456  0.997  1.0
  N  N25  1  0.486  0.536  0.734  1.0
  N  N26  1  0.527  0.985  0.236  1.0
  N  N27  1  0.998  0.498  0.274  1.0
  N  N28  1  0.036  0.767  0.507  1.0
  N  N29  1  0.552  0.822  0.950  1.0
  N  N30  1  0.999  0.512  0.735  1.0
  N  N31  1  0.572  0.802  0.465  1.0
  O  O32  1  0.822  0.776  0.728  1.0
  O  O33  1  0.188  0.174  0.770  1.0
  O  O34  1  0.397  0.174  0.550  1.0
  O  O35  1  0.456  0.998  0.775  1.0
  O  O36  1  0.276  0.732  0.750  1.0
  O  O37  1  0.427  0.178  0.052  1.0
  O  O38  1  0.172  0.397  0.557  1.0
  O  O39  1  0.500  0.446  0.271  1.0
[/CIF]
.
The structure described by Sn2N2O crystallizes in the triclinic P1 space group. There are sixteen inequivalent Sn sites. In the first Sn site, Sn(1) is bonded in a 1-coordinate geometry to one N(10), one N(6), one O(1), and one O(8) atom. In the second Sn site, Sn(2) is bonded in a distorted bent 150 degrees geometry to one N(15) and one O(1) atom. In the third Sn site, Sn(3) is bonded in a 3-coordinate geometry to one N(11), one N(15), and one N(4) atom. In the fourth Sn site, Sn(4) is bonded in a 5-coordinate geometry to one N(1), one N(10), one N(14), one N(3), and one N(7) atom. In the fifth Sn site, Sn(5) is bonded in a 3-coordinate geometry to one N(10), one N(3), and one O(3) atom. In the sixth Sn site, Sn(6) is bonded in a distorted hexagonal bipyramidal geometry to one N(11), one N(14), one N(5), one N(7), one N(8), one O(4), one O(5), and one O(6) atom. In the seventh Sn site, Sn(7) is bonded in a 6-coordinate geometry to one N(1), one N(12), one N(13), one N(2), one N(3), and one N(8) atom. In the eighth Sn site, Sn(8) is bonded in a distorted rectangular see-saw-like geometry to one N(12), one N(15), one N(3), and one N(9) atom. In the ninth Sn site, Sn(9) is bonded in a rectangular see-saw-like geometry to one N(1), one N(13), one N(4), and one O(2) atom. In the tenth Sn site, Sn(10) is bonded in a 4-coordinate geometry to one N(16), one N(7), one O(1), and one O(4) atom. In the eleventh Sn site, Sn(11) is bonded in a 3-coordinate geometry to one N(11), one N(6), and one O(3) atom. In the twelfth Sn site, Sn(12) is bonded in a distorted single-bond geometry to one N(10), one N(15), one N(4), one N(9), one O(5), and one O(7) atom. In the thirteenth Sn site, Sn(13) is bonded in a distorted single-bond geometry to one N(11), one N(16), one N(9), and one O(8) atom. In the fourteenth Sn site, Sn(14) is bonded in a 5-coordinate geometry to one N(5), one N(9), one O(2), one O(6), and one O(8) atom. In the fifteenth Sn site, Sn(15) is bonded in a 4-coordinate geometry to one N(12), one N(13), one N(16), and one O(4) atom. In the sixteenth Sn site, Sn(16) is bonded in a distorted bent 150 degrees geometry to one N(12), one N(6), and one N(8) atom. There are sixteen inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Sn(4), one Sn(7), and one Sn(9) atom. In the second N site, N(2) is bonded in a distorted single-bond geometry to one Sn(7) and one N(13) atom. In the third N site, N(3) is bonded in a see-saw-like geometry to one Sn(4), one Sn(5), one Sn(7), and one Sn(8) atom. In the fourth N site, N(4) is bonded in a 4-coordinate geometry to one Sn(12), one Sn(3), one Sn(9), and one O(7) atom. In the fifth N site, N(5) is bonded in a distorted single-bond geometry to one Sn(14), one Sn(6), and one O(6) atom. In the sixth N site, N(6) is bonded in a 3-coordinate geometry to one Sn(1), one Sn(11), and one Sn(16) atom. In the seventh N site, N(7) is bonded in a 4-coordinate geometry to one Sn(10), one Sn(4), one Sn(6), and one N(14) atom. In the eighth N site, N(8) is bonded in a 4-coordinate geometry to one Sn(16), one Sn(6), one Sn(7), and one N(12) atom. In the ninth N site, N(9) is bonded to one Sn(12), one Sn(13), one Sn(14), and one Sn(8) atom to form distorted corner-sharing NSn4 tetrahedra. In the tenth N site, N(10) is bonded to one Sn(1), one Sn(12), one Sn(4), and one Sn(5) atom to form distorted corner-sharing NSn4 trigonal pyramids. In the eleventh N site, N(11) is bonded to one Sn(11), one Sn(13), one Sn(3), and one Sn(6) atom to form distorted corner-sharing NSn4 trigonal pyramids. In the twelfth N site, N(12) is bonded in a 5-coordinate geometry to one Sn(15), one Sn(16), one Sn(7), one Sn(8), and one N(8) atom. In the thirteenth N site, N(13) is bonded in a 4-coordinate geometry to one Sn(15), one Sn(7), one Sn(9), and one N(2) atom. In the fourteenth N site, N(14) is bonded in a 3-coordinate geometry to one Sn(4), one Sn(6), and one N(7) atom. In the fifteenth N site, N(15) is bonded in a 4-coordinate geometry to one Sn(12), one Sn(2), one Sn(3), and one Sn(8) atom. In the sixteenth N site, N(16) is bonded in a distorted single-bond geometry to one Sn(10), one Sn(13), and one Sn(15) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Sn(1), one Sn(10), and one Sn(2) atom. In the second O site, O(2) is bonded in a 2-coordinate geometry to one Sn(14) and one Sn(9) atom. In the third O site, O(3) is bonded in a 2-coordinate geometry to one Sn(11) and one Sn(5) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Sn(10), one Sn(15), and one Sn(6) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Sn(12) and one Sn(6) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one Sn(14), one Sn(6), and one N(5) atom. In the seventh O site, O(7) is bonded in a 1-coordinate geometry to one Sn(12) and one N(4) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one Sn(1), one Sn(13), and one Sn(14) atom. is represented by the CIF card [CIF]
data_Sn2N2O
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.847
_cell_length_b   8.848
_cell_length_c   8.862
_cell_angle_alpha   109.545
_cell_angle_beta   109.382
_cell_angle_gamma   109.339
_symmetry_Int_Tables_number   1
_cell_volume   534.967
_cell_formula_units_Z   8
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Sn  Sn0  1  0.519  0.520  0.490  1.0
  Sn  Sn1  1  0.960  0.678  0.789  1.0
  Sn  Sn2  1  0.711  0.241  0.522  1.0
  Sn  Sn3  1  0.676  0.714  0.029  1.0
  Sn  Sn4  1  0.552  0.336  0.710  1.0
  Sn  Sn5  1  0.507  0.003  0.995  1.0
  Sn  Sn6  1  0.806  0.549  0.238  1.0
  Sn  Sn7  1  0.986  0.484  0.009  1.0
  Sn  Sn8  1  0.991  0.999  0.498  1.0
  Sn  Sn9  1  0.709  0.954  0.755  1.0
  Sn  Sn10  1  0.279  0.028  0.256  1.0
  Sn  Sn11  1  0.217  0.469  0.748  1.0
  Sn  Sn12  1  0.471  0.689  0.279  1.0
  Sn  Sn13  1  0.293  0.268  0.970  1.0
  Sn  Sn14  1  0.326  0.801  0.464  1.0
  Sn  Sn15  1  0.033  0.318  0.216  1.0
  N  N16  1  0.788  0.789  0.238  1.0
  N  N17  1  0.809  0.573  0.462  1.0
  N  N18  1  0.782  0.548  0.991  1.0
  N  N19  1  0.971  0.236  0.501  1.0
  N  N20  1  0.317  0.045  0.955  1.0
  N  N21  1  0.185  0.226  0.270  1.0
  N  N22  1  0.705  0.963  0.035  1.0
  N  N23  1  0.770  0.317  0.229  1.0
  N  N24  1  0.230  0.456  0.997  1.0
  N  N25  1  0.486  0.536  0.734  1.0
  N  N26  1  0.527  0.985  0.236  1.0
  N  N27  1  0.998  0.498  0.274  1.0
  N  N28  1  0.036  0.767  0.507  1.0
  N  N29  1  0.552  0.822  0.950  1.0
  N  N30  1  0.999  0.512  0.735  1.0
  N  N31  1  0.572  0.802  0.465  1.0
  O  O32  1  0.822  0.776  0.728  1.0
  O  O33  1  0.188  0.174  0.770  1.0
  O  O34  1  0.397  0.174  0.550  1.0
  O  O35  1  0.456  0.998  0.775  1.0
  O  O36  1  0.276  0.732  0.750  1.0
  O  O37  1  0.427  0.178  0.052  1.0
  O  O38  1  0.172  0.397  0.557  1.0
  O  O39  1  0.500  0.446  0.271  1.0
[/CIF]
.