35186-69-7 4,5-Dihydro-7-amino-5-oxo-S-triazolo[1,5-a]pyrimidine 7-Amino-s-triazolo[1,5-a]pyrimidin-5(4H)-one NSC97090 [1,2,4]Triazolo[1,5-a]pyrimidin-5(1H)-one, 7-amino- s-Triazolo[1,5-a]pyrimidin-5(4H)-one, 7-amino-