Using O=c1ccc2c([C@@H](O)CBr)ccc(OCc3ccccc3)c2[nH]1, [N-]=[N+]=[N-] to produce [N-]=[N+]=NC[C@H](O)c1ccc(OCc2ccccc2)c2[nH]c(=O)ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.