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