Using COc1ccc(CCl)cc1, Cc1n[nH]c2ccc([N+](=O)[O-])cc12 to produce COc1ccc(Cn2nc(C)c3cc([N+](=O)[O-])ccc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.