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