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