100588-96-3 6-Ethoxycarbonyl-5-methyl-7-(2-trifluoromethylphenyl)-4,7-dihydropyrazolo(1,5-a)pyrimidine Pyrazolo(1,5-a)pyrimidine-6-carboxylic acid, 4,7-dihydro-5-methyl-7-(2-(trifluoromethyl)phenyl)-, ethyl ester