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