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