[{"from": "human", "value": "Generate a molecule based on this description. The molecule is an ester prodrug for the beta blocker [pindolol]."}, {"from": "gpt", "value": "[C][C][=C][C][=C][Branch1][Ring2][N][Ring1][Branch1][C][=C][C][=C][Ring1][#Branch1][O][C][C][Branch1][O][C][N][C][Branch1][C][C][Branch1][C][C][C][O][C][=Branch1][C][=O][C][=C][C][=C][C][=C][Ring1][=Branch1]"}]