Pyrazolo[1,5-a]pyrimidin-2-amine1159982-76-9100 % similar Pyrazolopyrimidine274-71-544 % similar 2-Aminopyridine504-29-035 % similar 3-Bromopyrazolo(1,5-a)pyrimidine55405-67-935 % similar 6-Bromoimidazo[1,2-B]pyridazine1159977-65-732 % similar Imidazo[1,2-A]pyridin-7-amine (9ci)421595-81-532 % similar Imidazo[1,2-a]pyridin-5-amine66358-23-432 % similar 6-Chloroimidazo[2,1-F]pyridazine6775-78-632 % similar Isoquinolin-3-amine25475-67-631 % similar Imidazo(1,2-b)pyridazine766-55-231 % similar 2-Amino-4-fluoropyridine944401-77-831 % similar Aminopyrazine5049-61-631 % similar Imidazo(1,2-a)pyrimidine274-95-330 % similar Pyrazolo[1,5-A]pyrimidine-3-carboxylic acid25940-35-630 % similar Pyrimidine-4,6-diamine2434-56-230 % similar