Using CCOC(=O)CC1(Cc2ccc(O)cc2)CCCN(C(C)=O)C1, [O-][n+]1ccccc1NCCCO to produce CCOC(=O)CC1(Cc2ccc(OCCCNc3cccc[n+]3[O-])cc2)CCCN(C(C)=O)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.