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