Using O=C(NCCCO)c1ccc(C(F)(F)F)cc1, CCc1cc(OC(=O)c2ccccc2)cc(C)c1O to produce O=C(NCCCOc1ccccc1OC(=O)c1ccccc1)c1ccc(C(F)(F)F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.