[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an epoxide resulting from the formal epoxidation of the double bond between positions 2 and 3 of geranial. It is an aldehyde and an epoxide. It is functionally related to a geranial."}, {"from": "gpt", "value": "[C][C][=Branch1][S][=C][C][C][C][Branch1][=Branch2][C][Branch1][Ring2][O][Ring1][Ring1][C][=O][C][C]"}]