5-Bromo-1-(2,4-difluorophenyl)-1H-pyrazolo[3,4-b]pyridin-6(7h)-one
Tert-butyl 4-chloro-2-(pyridin-4-yl)-7,8-dihydropyrido[4,3-d]pyrimidine-6(5h)-carboxylate
N-phenyl-[1,2,4]triazolo[1,5-a]pyridin-2-amine
Tert-butyl 2-iodo-7,8-dihydropyrido[4,3-d]pyrimidine-6(5h)-carboxylate