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