Using COC(=O)Cc1ccc(OC2CCN(C(=O)OC(C)(C)C)CC2)cc1OCC(F)(F)F to produce CC(C)(C)OC(=O)N1CCC(Oc2ccc(CC(=O)O)c(OCC(F)(F)F)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.