Using O=C1C2CC3(CO3)CC2CN1c1ccc(OC(F)(F)F)cc1, OCC(F)(F)F to produce O=C1C2CC(O)(COCC(F)(F)F)CC2CN1c1ccc(OC(F)(F)F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.