[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a cardiotoxic bufanolide steroid secreted by the Asiatic toad (Bufo gargarizans). (L1083)"}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O][C@@H1][C@@H1][Branch2][Ring2][#Branch1][C][Branch2][Ring2][C][C][C][C][C][Branch1][#Branch2][C@@][Ring1][=Branch1][C@@H1][Ring1][=Branch2][O][Ring1][Ring1][C][C][C@H1][C][Ring1][=Branch2][Branch1][#Branch2][C][C][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][O][C][C][C][=C][C][=Branch1][C][=O][O][C][=C][Ring1][#Branch1]"}]