11-Deoxy-11alpha-(2-hydroxyethylthio)-PGE2 methyl ester 11-Deoxy-11alpha-(2-hydroxyethylthio)-prostaglandin E2 methyl ester 74412-44-5 Dhet-PGE2 Prosta-5,13-dien-1-oic acid, 15-hydroxy-11-((2-hydroxyethyl)thio)-9-oxo-, methyl ester, (5Z,11alpha,13E,15S)-