1,2-O-异亚丙基-D-甘露醇

methyl 5-methoxy-3-oxohex-4-enoate

2,4-dimethoxy-2-ethoxy-6,10-dimethylundeca-5,9-diene

8,10-diethoxy-10-methoxy-2,6-dimethylundeca-2,6-diene