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