Eltrombopag Olamine Nitroso Impurity

Chemical Name: (Z)-3'-(2-(1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene)-1-nitrosohydrazinyl)-2'-hydroxy-[1,1'-biphenyl]-3-carboxylic acid

Smile: OC1=C(N(N=O)/N=C2C(N(C3=CC(C)=C(C)C=C3)N=C\2C)=O)C=CC=C1C4=CC(C(O)=O)=CC=C4