Using C#Cc1cc(OC)cc(OC)c1, Cc1cccc([N+](=O)[O-])c1Nc1ncc(Br)cn1 to produce COc1cc(C#Cc2cnc(Nc3c(C)cccc3[N+](=O)[O-])nc2)cc(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.