4-(tert-butyl)-N-(6-hydroxy-5-(2-methoxyphenoxy)-[2,2'-bipyrimidin]-4-yl)benzenesulfonamide; O-Deshydroxyethyl Bosentan; N-[1,6-Dihydro-5-(2-methoxyphenoxy)-6-oxo[2,2'-bipyrimidin]-4-yl]-4-(1,1-dimethylethyl)benzenesulfonamide; 4-tert-Butyl-N-[6-hydroxy-5-(2-methoxyphenoxy)-2,2'-bipyrimidin-4-yl]benzenesulfonamide; Bosentan USP Related Compound B
