Using COc1ccc(CO)cc1, CC(C)(C)OC(=O)NCc1cc(Cl)ccc1[N+](=O)[O-] to produce COc1ccc(COc2ccc([N+](=O)[O-])c(CNC(=O)OC(C)(C)C)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.