Using COC(C)(C)OC, CC(C)(C)OC(=O)N[C@H](CO)Cc1ccc([N+](=O)[O-])cc1 to produce CC(C)(C)OC(=O)N1[C@@H](Cc2ccc([N+](=O)[O-])cc2)COC1(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.