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