Treprostinil Impurity 2

Chemical Name: 2-(((1R,2R,3aS,9aS)-2-(2-(((2R,3R,3aS,9aS)-2-hydroxy-3-((R)-3-hydroxyoctyl)-2,3,3a,4,9,9a-hexahydro-1H-cyclopenta[b]naphthalen-6-yl)oxy)acetoxy)-1-((S)-3-hydroxyoctyl)-2,3,3a,4,9,9a-hexahydro-1H-cyclopenta[b]naphthalen-5-yl)oxy)acetic acid