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