[{"from": "human", "value": "Describe this molecule. [C][C][=N][C][=Branch1][#Branch2][=N][C][=Branch1][Ring2][=N][Ring1][=Branch1][O][C][N][C][=Branch1][C][=O][N][S][=Branch1][C][=O][=Branch1][C][=O][C][=C][Branch1][=Branch1][S][C][=C][Ring1][Branch1][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is an N-sulfonylurea in which the sulfur atom is attached to a 2-carboxythiophen-3-yl group and in which the non-sulfonated nitrogen is substituted by a 4-methoxy-6-methyl-1,3,5-triazin-2-yl group. The corresponding methyl ester, known as thifensulfuron-methyl, is used as a post-emergence herbicide for the control of grass and broad-leaved weeds. It has a role as a herbicide and an agrochemical. It is a N-sulfonylurea, a member of 1,3,5-triazines and a thiophenecarboxylic acid."}]