Not Less Than - 95%
N-(2-Chloro-6-methylphenyl)-2-((2-methyl-6-(4-nitrosopiperazin-1-yl)pyrimidin-4-yl)amino)thiazole-5-carboxamide; 5-Thiazolecarboxamide, N-(2-chloro-6-methylphenyl)-2-[[2-methyl-6-(4-nitroso-1-piperazinyl)-4-pyrimidinyl]amino];