(5alpha,17alpha,20E)-17-Hydroxy-21-iodopregn-20-en-3-one 129163-98-0 17-(2-Iodovinyl)dihydrotestosterone 17-Hydroxy-21-iodopregn-20-en-3-one 17-Ipeo E-17alpha-(2-Iodovinyl)-5alpha-dihydrotestosterone IV-Dht Pregn-20-en-3-one, 17-hydroxy-21-iodo-, (5alpha,17alpha,20E)- Z-17alpha-(2-Iodovinyl)-5alpha-dihydrotestosterone