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