Beraprost

Chemical Name: 4-((1R,2R,3aS,8bS)-2-Hydroxy-1-((3S,E)-3-hydroxy-4-methyloct-1-en-6-yn-1-yl)-2,3,3a,8b-tetrahydro-1H-cyclopenta[b]benzofuran-5-yl)butanoic Acid

Smile: O=C(O)CCCC1=C(O[C@]2([H])[C@@]3([H])[C@@H](/C=C/[C@@H](O)C(C)CC#CC)[C@H](O)C2)C3=CC=C1