Using CC(C)c1nnc2ccc(CC(=O)c3ccc(F)cc3F)nn12, NN1CCCC1=O to produce CC(C)c1nnc2ccc(CC(=NN3CCCC3=O)c3ccc(F)cc3F)nn12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.