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