Here's what rhymes with sesquiterpene.

Consider these alternatives

lactone / backbone pinene / women glucoside / side stereoisomer / diastereoisomer terpene / certain bicyclic / epicyclic alkaloid / avoid ethylbenzene / seen homoserine / seen terpenoid / avoid bioactive / attractive luciferin / cruciferin somatization / education carotenoid / avoid naphthalene / seen glucosides / rights