Using COc1cc2c(cc1[N+](=O)[O-])CCN(C)CC2c1ccccc1C to produce Cc1ccccc1C1CN(C)CCc2cc([N+](=O)[O-])c(O)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.