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