3,4-dimethoxy-pent-1-ene

7-methyl-2,3,4,5,6,7-hexahydroinden-1-one

2,5-dimethyl-4-pent-3-en-2-ylaniline

5-chloro-1-methoxyhex-3-ene

4-Chloro-6-methoxy-2(E)-hexene