Using COc1ccc(CNNCc2ccc(OC)cc2)cc1, O=[N+]([O-])C(CN1CCOCC1)CN1CCOCC1 to produce COc1ccc(CN2CC([N+](=O)[O-])CN2Cc2ccc(OC)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.