(2012/02/03)
sodium pyrazolo[1,5-a] pyrimidin-5-olate
5-amino-1-(3-trifluoromethyl)phenyl-1H-pyrazole-4-carboxylic acid, ethyl ester
methyl 5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate
3-iodopyrazolo[1,5-a]pyrimidin-5(4H)-one
4H,5H-pyrazolo[1,5-a]pyrimidine-5-one