Using O=[N+]([O-])c1cccc2c1ccn2-c1ccnc(N[C@H]2CC[C@H](O)CC2)n1 to produce Nc1cccc2c1ccn2-c1ccnc(N[C@H]2CC[C@H](O)CC2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.