[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a N-substituted putrescine. It is a conjugate base of a N-caffeoylputrescinium(1+)."}, {"from": "gpt", "value": "[C][=C][C][=Branch2][Ring1][Branch1][=C][Branch1][P][C][=C][Ring1][=Branch1][/C][=C][/C][=Branch1][C][=O][N][C][C][C][C][N][O][O]"}]