[{"from": "human", "value": "Describe this molecule. [C][C][=C][C][C@@H1][Branch1][Branch1][C][=C][Ring1][=Branch1][C@@H1][Branch1][C][C][C][C][C][=C][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is 2-Methylcyclohexa-1,3-diene in which a hydrogen at the 5 position is substituted (R configuration) by a 6-methyl-hept-5-en-2-yl group (S configuration). It is a sesquiterpene found in the dried rhizomes of Indonesian ginger, Zingiber officinale. It is a sesquiterpene and a cyclohexadiene. It is an enantiomer of an ent-zingiberene."}]