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