Using O=c1[nH]c2ccc(S(=O)(=O)Cl)cc2o1, COc1ccc(CNc2nncs2)c(OC)c1 to produce COc1ccc(CN(c2nncs2)S(=O)(=O)c2ccc3[nH]c(=O)oc3c2)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.