Using CC(=O)OC(C)=O, CCOC(=O)c1[nH]c2ccc(OC)cc2c1CC[N+](=O)[O-] to produce CCOC(=O)c1[nH]c2ccc(OC)cc2c1CCNC(C)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.