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