Using Cc1ccc(S(=O)(=O)OC[C@H]2COc3ccc4c(c3O2)CC(=O)N4)cc1, [N-]=[N+]=[N-] to produce NCC1COc2ccc3c(c2O1)CC(=O)N3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.