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