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