[{"from": "human", "value": "Describe this molecule. [C][C@H1][/C][=C][/C][=C][/C][C][/C][=C][/C][=C][/C][=C][/C][=C][/C@@H1][Branch2][=Branch1][=N][C][C@H1][C@@H1][Branch2][=Branch1][C][C@H1][Branch2][Branch1][=N][C][C@][Branch1][Ring2][O][Ring1][=Branch1][Branch2][Branch1][C][C][C@H1][Branch2][Ring2][N][C@@H1][Branch2][Ring2][#Branch1][C][C][C@H1][Branch2][Ring1][S][C][C@H1][Branch2][Ring1][#Branch2][C][C@H1][Branch2][Ring1][Ring2][C][C][=Branch1][C][=O][O][C@H1][Branch1][#Branch2][C@@H1][Branch1][=Branch1][C@@H1][Ring2][Ring2][Branch2][O][C][C][O][O][O][O][O][O][O][C][=Branch1][C][=O][O][O][C@H1][C@H1][Branch1][S][C@H1][Branch1][N][C@@H1][Branch1][Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][N][O]"}, {"from": "gpt", "value": "The molecule is a polyene macrolide antibiotic; part of the nystatin complex produced by several Streptomyces species. It is an antifungal antibiotic used for the treatment of topical fungal infections caused by a broad spectrum of fungal pathogens comprising yeast-like and filamentous species."}]