Using COC(=O)c1cc(N=Nc2ccc(O)c(CC(=O)O)c2)cc(C(=O)OC)c1 to produce O=C(O)Cc1cc(N=Nc2cc(C(=O)O)cc(C(=O)O)c2)ccc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.