Using COC(=O)c1ccc(OC)c(S(=O)(=O)N(C)C2CCCCC2)c1 to produce COc1ccc(C(=O)O)cc1S(=O)(=O)N(C)C1CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.