Using CC1(CO)Cn2cc([N+](=O)[O-])nc2O1, Clc1ncc(Br)cn1 to produce CC1(COc2ncc(Br)cn2)Cn2cc([N+](=O)[O-])nc2O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.