149639-79-2 15,16,17,18,19,20-Hexanol-13,14-dehydro-14-(1-cyclohexyl)-9a-methanoprostaglandin I2 MM 706 MM-706 Pentanoic acid, 5-(4-(cyclohexylethynyl)hexahydro-5-hydroxy-2(1H)-pentalenylidene)-, (3aS-(3aalpha,4alpha,5beta,6aalpha))-