Using CCCCCC, CC(Oc1ccc(Oc2cnc3cc(F)ccc3n2)cc1)C(=O)Nc1ccc(OC(F)(F)F)cc1 to produce CC(Oc1ccc(Oc2cnc3cc(F)ccc3n2)cc1)C(=O)N(C)c1ccc(OC(F)(F)F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.