[{"from": "human", "value": "Describe this molecule. [C][C@H1][C@@H1][Branch1][#Branch2][C][O][S][=Branch1][C][=O][O][Ring1][Branch2][C][Branch2][Ring1][#Branch1][C][=Branch2][Ring1][C][=C][Branch1][=C][C@@][Ring1][O][Branch1][Branch2][C][Ring1][Branch1][Branch1][C][Cl][Cl][Cl][Cl][Cl][Cl]"}, {"from": "gpt", "value": "The molecule is one of two stereoisomers of endosulfan. Endosulfan is an organochlorine insecticide and acaricide. It is used to control insects on food and non-food crops and as a wood preservative. Due to its toxicity and tendency to bioaccumulate, the use of endosulfan is banned in many areas. (L113)"}]