Using CCCCCCCCCNC(=O)c1cc(Oc2c(Cl)cc([N+](=O)[O-])cc2Cl)ccc1OC to produce CCCCCCCCCNC(=O)c1cc(Oc2c(Cl)cc([N+](=O)[O-])cc2Cl)ccc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.