Guess the missing item from this list: α-5, α-4, β-6, γ-1, β-5, β-8, β-2, β-1, γ-2, γ-3, ε-0, ε-2, η-0, α-1, γ-4, ζ-5, ε-4, γ-8, β-3, η-4, ζ-3, ε-3, γ-7, β-0, δ-6, δ-7, δ-1, α-6, β-7, α-9, γ-0, α-2, ζ-6, ζ-4, ε-7, ζ-0, γ-6, α-7, γ-9, δ-2, η-3, ε-5, β-9, δ-5, ε-9, η-2, δ-8, ζ-8, α-3, ζ-1, α-0, ε-6, ε-1, δ-4, ε-8, η-1, ζ-2, δ-3, γ-5, δ-9, ζ-7, δ-0, α-8, ζ-9.
Directly answer with only one item. Item format should match the list format. Provide no explanation. Answer format: "{item}."