Using CCOc1cc(C(CC(=O)OC)N2Cc3cccc(NC(C)=O)c3C2=O)ccc1OC(F)F to produce CCOc1cc(C(CC(=O)O)N2Cc3cccc(NC(C)=O)c3C2=O)ccc1OC(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.