5,5-dimethyl-1-phenyl-hexane-2,4-dione

吡啶

4,7-dibromo-2,2,9,9-tetramethyl-decane-3,8-dione

乙酸乙酯

5-chloro-5-(3,3-dimethyl-but-1-ynyl)-2,2,8,8-tetramethyl-nona-3,6-diyne