Using FC(F)(F)Oc1ccc(COc2ccc3cc(OC4CCCCO4)ccc3n2)cc1 to produce Oc1ccc2nc(OCc3ccc(OC(F)(F)F)cc3)ccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.