Using COC(=O)c1ccc(COc2cccc(C(N=[N+]=[N-])c3ccccc3)c2)cc1 to produce [N-]=[N+]=NC(c1ccccc1)c1cccc(OCc2ccc(C(=O)O)cc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.