Using CCn1cnc2c(Nc3ccc([N+](=O)[O-])cc3)nc(N[C@H]3CC[C@H](O)CC3)nc21 to produce CCn1cnc2c(Nc3ccc(N)cc3)nc(N[C@H]3CC[C@H](O)CC3)nc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.