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