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