[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Pestalotia heterocornis and Pestalotiopsis heterocornis with data available."}, {"from": "gpt", "value": "[C][C][C][C@H1][C@@H1][Branch2][Ring1][C][C@][Branch1][#Branch2][C@H1][Branch1][Ring2][O][Ring1][Branch1][/C][=C][/C][Branch1][C][C][C][O][O]"}]