(E)-6-(p-(2-(p-Chlorobenzenesulfonamido)ethyl)phenyl)-6-(3-pyridyl)-5-hexenoic acid 133276-80-9 6-(4-(2-(((4-Chlorophenyl)sulfonyl)amino)ethyl)phenyl)-6-(3-pyridyl)hex-5-enoic acid Samixogrel Samixogrel [INN]