2,5-二甲基-3-己炔-2,5-二醇

甲基溴化镁

3,4-dibromo-2,5-dimethylhexa-2,4-diene

2,2,5,5-Tetramethylbicyclo<4.1.0>hept-1(6)-en-7-on

1,1-dibromo-2,2-dimethyl-3-isopropylidenecyclopropane