4-甲基-3-庚酮

2-(4,4-dimethylpentan-2-yl)-4,4,6-trimethyl-5,6-dihydro-1,3-oxazine

2,2,4,8,8-pentamethylnonan-5-one

2-methyl-1,3-dinaphthalen-2-ylpropan-1-one

2-(1-cyclohexylpropan-2-yl)-4,4,6-trimethyl-5,6-dihydro-1,3-oxazine