1H-Pyrazolo(4,3-d)pyrimidin-7(6H)-one, 6-(2,4-dichloroanilino)-3-methyl- 6-(2,4-Dichloroanilino)-3-methyl-1H-pyrazolo(4,3-d)pyrimidin-7(6H)-one 7H-Pyrazolo(4,3-d)pyrimidin-7-one, 6-((2,4-dichlorophenyl)amino)-1,6-dihydro-3-methyl- 86831-74-5