Using CC1(c2cc(NCCNC(=O)/C=C/C(F)(F)C(F)(F)F)ccn2)OCCO1 to produce CC(=O)c1cc(NCCNC(=O)/C=C/C(F)(F)C(F)(F)F)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.