Using COc1cccc(Nc2cc(C(F)(F)F)nc(-c3ccccn3)n2)c1 to produce COc1cccc(Nc2cc(C(F)(F)F)nc(C3CCCCN3)n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.