4-丙基-5,7-二羟基-6-(3-甲基丁酰基)-8-(3-甲基-2-丁烯基)-2H-1-苯并吡喃-2-酮

4-methylpent-3-enenitrile

1-methoxy-4-(3-methylbut-2-enyl)benzene

ethyl 2-cyano-5-methylhex-4-enoate

methyl 7-methyl-3-oxooct-6-enoate