diethyl 2-(6-methylhept-5-en-2-ylidene)propanedioate

N-(6-methylhept-5-en-2-ylideneamino)-2,4-dinitroaniline

(3S)-3,7-dimethyloct-6-en-3-ol

(6-methylheptan-2-ylideneamino)urea

3-甲基-2-(3-甲基-2-丁烯-1-基)-2-环戊烯-1-酮