γ,γ-di-p-tolyl-γ-butyrolactone

4-acetyl-3-methyl-6,6-bis(4-methylphenyl)-1,2-dioxan-3-ol

3-acetyl-2-methyl-5,5-bis(4-methylphenyl)-4,5-dihydrofuran

1-(4-methylphenyl)pentane-1,4-dione

4-acetyl-6,6-bis(4-chlorophenyl)-3-methyl-1,2-dioxan-3-ol