Using CC#Cc1nc(Br)c(-c2ncn(COCC[Si](C)(C)C)n2)s1, N[n+]1ccccc1 to produce Cc1nn2ccccc2c1-c1nc(Br)c(-c2ncn(COCC[Si](C)(C)C)n2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.