5,5-二甲基-1,3-己二烯

2-methoxy-5,5-dimethyl-hexa-1,3-diene

1-iodo-2-methoxy-5,5-dimethyl-hex-3-ene

3-bromo-5,5-dimethyl-hexa-1,3-diene

3-bromo-1-iodo-2-methoxy-5,5-dimethyl-hex-3-ene