β-8, γ-4, δ-1, α-1, α-3, β-3, β-6, γ-7, α-4, γ-0, γ-5, α-2, α-5, α-9, γ-2, α-7, γ-3, β-5, γ-9, γ-6, α-6, β-2, β-9, β-7, α-8, δ-2, γ-1, δ-0, α-0, γ-8, β-1, β-0. Is "α-9" in the previous list? 
Provide no explanation, directly answer with only "Yes." or "No."