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