7-Bromo-2,3-dichloropyrido(2,3-b)pyrazine341939-31-931 % similar 5-Bromo-2-chloro-4-methoxypyrimidine57054-92-931 % similar 3-Bromo-2-chloro-6-methoxypyridine777931-67-631 % similar 4-Amino-5-bromopyrimidine1439-10-730 % similar 3-Bromo-2,4-dichloropyridine144584-32-730 % similar 4-Bromoisoquinoline1532-97-430 % similar 4-Chloro-quinazoline5190-68-130 % similar 4-Bromopyrimidine31462-56-330 % similar