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