[{"from": "human", "value": "Generate a molecule based on this description. The molecule are organic compounds containing a lactone ring of at least twelve members. The term 'macrolide' encompasses a diverse family of unrelated compounds with large macrolactam rings."}, {"from": "gpt", "value": "[C][C@H1][C][C][C][C@@H1][Branch2][Ring1][=C][C][C][C][/C][=C][/C][=C][Branch1][=N][C][=Branch1][=Branch2][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][O][C][=Branch1][C][=O][O][Ring2][Ring1][Branch1][O]"}]