Using CC(C)(C)S(=O)/N=C(\c1cccc(Br)c1)c1cccnc1C#N, Ic1ccncc1 to produce NC1=NC(c2ccncc2)(c2cccc(Br)c2)c2cccnc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.