(+-)-(1R,2R,3aS,8bS)-2,3,3a,8b-Tetrahydro-2-hydroxy-1-((E)-(3S,4RS)-3-hydroxy-4-methyl-1-octen-6-ynyl)-1H-cyclopenta(b)benzofuran-5-butyric acid 1H-Cyclopenta(b)benzofuran-5-butanoic acid, 2,3,3a,8b-tetrahydro-2-hydroxy-1-(3-hydroxy-4-methyl-1-octen-6-ynyl)- 2-Hydroxy-1-(3-hydroxy-4-methyl-1-octen-6-ynyl)-2,3,3a,8b-tetrahydro-1H-cyclopenta(b)benzofuran-5-butanoic acid 88430-50-6 88475-69-8 Beraprost Beraprost [USAN:INN] Beraprostum [INN-Latin] MDL 201229 ML 1229