[{"from": "human", "value": "Generate a molecule based on this description. The molecule is an alkylamine that is pent-3-en-1-amine substituted by a methyl group ay position 4. It has a role as a metabolite. It is an alkylamine and an olefinic compound."}, {"from": "gpt", "value": "[C][C][=Branch1][Branch1][=C][C][C][N][C]"}]