Using COC(=O)C1(NC(=O)c2ccc(OC)c(-c3c(F)cc(OC)c(Cl)c3F)c2)CCC(C)CC1 to produce COc1ccc(C(=O)NC2(C(=O)O)CCC(C)CC2)cc1-c1c(F)cc(OC)c(Cl)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.