[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural product found in Erigeron philadelphicus with data available."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C@@H1][C][C][C@][C][O][C@H1][Ring1][#Branch1][C@H1][Ring1][Branch1][C][=Branch1][C][=C][C][C][C@H1][Ring1][#Branch2][O]"}]