Using COC(=O)c1ccc(NC(=O)Cc2ccc3c(c2)CCC(NS(=O)(=O)c2cccs2)C3)cc1 to produce O=C(Cc1ccc2c(c1)CCC(NS(=O)(=O)c1cccs1)C2)Nc1ccc(C(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.