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