Using Cn1cc(CCC(=O)O)c2ccccc21, CS(=O)(=O)Nc1ccc2c(c1)OC(CN)CO2 to produce Cn1cc(CCCNCC2COc3ccc(NS(C)(=O)=O)cc3O2)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.