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