شوائب أكسيد إلترومبوباغ N

(E)-3'-(2-(1-(3,4-Dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene)-1-hydroxyhydrazinyl)-2'-hydroxy-[1,1'-biphenyl]-3-carboxylic acid; 3'-(2-(1-(3,4-Dimethylphenyl)-3-methyl-5-oxo-1H-pyrazol-4(5H)-ylidene)-1-hydroxyhydrazinyl)-2'-hydroxy-[1,1'-biphenyl]-3-carboxylic Acid;