Using FCCI, CC1CC(c2c(O)cccc2F)N(Cc2ccc(OC(F)(F)F)cc2)C1=O to produce CC1CC(c2c(F)cccc2OCCF)N(Cc2ccc(OC(F)(F)F)cc2)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.