Using c1cncc(-c2nc[nH]n2)c1, FC(F)(F)c1cccc(Cl)n1 to produce FC(F)(F)c1cccc(-n2cnc(-c3cccnc3)n2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.