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