[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a natural product found in Pellia epiphylla with data available."}, {"from": "gpt", "value": "[C][C@H1][Branch2][Ring1][=Branch1][C][C][C][C@H1][Branch1][C][C][C@H1][Branch1][O][C][C@H1][Branch1][=Branch1][C][Branch1][C][C][C][O][O][C][C][C][/C][=Branch1][Ring2][=C][/C][O][/C]"}]