2-甲基-3-戊酮

tert-butyl-dimethyl-(2-methylpent-1-en-3-yloxy)silane

2-methylpent-1-en-3-yl hexa-2,4-dienoate

ethyl 4-methylhept-4-enoate

(4S,5R)-4-(2,2-dibromovinyl)-5-ethyl-2,2,4-trimethyl-1,3-dioxolane