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