methyl 2-acetyl-5,9-dimethyldeca-4,8-dienoate

2-Acetyl-4-eth-(E)-ylidene-8-methyl-non-7-enoic acid methyl ester

1-methyl-3-(4-methylpent-3-enyl)cyclopent-3-en-1-ol

5-ethylidene-9-methyldec-8-en-3-one

琥珀酸