fact: Definition monoidal_struct_to_monoidal_data {C : category} (M : monoidal_struct C) : monoidal_data C.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Monoidal.WhiskeredBifunctors UniMath.CategoryTheory.Monoidal.Categories