Bosentan monohydrate157212-55-0100 % similar Bosentan147536-97-896 % similar 4-tert-Butyl-N-(6-chloro-5-(2-methoxyphenoxy)-2,2'-bipyrimidin-4-yl)benzenesulfonamide150727-06-368 % similar 4,6-Dichloro-5-(2-methoxyphenoxy)-2,2′-bipyrimidine150728-13-537 % similar Sulfadoxine2447-57-631 % similar