[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Lactarius torminosus and Lactifluus piperatus with data available."}, {"from": "gpt", "value": "[C][C@H1][C][=C][Branch2][Ring1][#Branch2][C@@H1][Branch2][Ring1][Ring2][C@H1][Branch1][S][C@H1][C@@H1][Ring1][#Branch1][C][C][Branch1][Ring2][C][Ring1][Branch1][Branch1][C][C][C][O][C][=O][C][=O]"}]