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