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