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