Using NC(=O)c1cnn2c(-c3cccc(C(F)(F)F)c3)ccnc12 to produce NC(=O)c1cnn2c1NCC=C2c1cccc(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.