Using N#CBr, COc1ccc(COc2ccc(CNc3ccc(I)cc3N)cc2OC)cn1 to produce COc1ccc(COc2ccc(Cn3c(N)nc4cc(I)ccc43)cc2OC)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.