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