[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a natural cell-permeable fluorescent compound isolated from the fungus Epicoccum nigrum. It has a role as a fluorochrome."}, {"from": "gpt", "value": "[C][/C][=C][/C][=C][/C][=C][/C][=Branch1][C][=O][/C][=C][Branch2][Ring1][S][/C][=C][C][=C][C][C@H1][Branch2][Ring1][Branch1][O][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][C@][Ring1][O][Branch1][=Branch1][O][C][Ring1][=C][=O][C][C][O][\\O]"}]