Using COC(=O)CC1Cc2ccc(OCCCNC(=O)OCc3ccc([N+](=O)[O-])cc3)cc2CN(C)C1=O to produce COC(=O)CC1Cc2ccc(OCCCN)cc2CN(C)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.