[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is the (3S)-stereoisomer of 3,7-dimethyloct-6-enal (citronellal). It is an enantiomer of a (R)-(+)-citronellal."}, {"from": "gpt", "value": "[C][C@@H1][Branch1][=Branch2][C][C][C][=C][Branch1][C][C][C][C][C][=O]"}]