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