[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a member of isochromanes."}, {"from": "gpt", "value": "[C][C@@H1][C][C][=C][Branch2][Ring1][Ring2][C][=Branch1][S][=C][C][=Branch1][O][=C][Ring1][=Branch1][C][=Branch1][C][=O][O][Ring1][O][O][O][C][/C][=C][Branch1][C][\\C][/C][C][/C][=C][Branch1][C][\\C][/C][C][C@H1][C][Branch1][Ring2][O][Ring1][Ring1][Branch1][C][C][C]"}]