2,5-dimethylhex-1-en-3-one

2-甲基-5-癸炔-4-酮

5-(4-aminophenyl)-6-(2-methylpropyl)pyrimidine-2,4-diamine

3-methyl-1-(2-methyl-5-propan-2-ylphenyl)butan-1-one

5-methyl-3-oxohexanenitrile