[{"from": "human", "value": "Describe this molecule. [C][C][=C][C][C][C][Ring1][=Branch1][C][=Branch1][C][=O][N][Branch1][Branch1][C][Ring1][=Branch1][=O][S][C][Branch1][=Branch1][C][Branch1][C][Cl][Cl][Branch1][C][Cl][Cl]"}, {"from": "gpt", "value": "The molecule are polycyclic compounds containing an isoindole moiety, which is structurally characterized by a cyclohexadiene fused to a pyrrole ring. It is a nonsystemic foliar agricultural fungicide, especially for potatoes."}]