2066-43-5 NSC 89840 Spiro(5alpha-androstane-3,2'-oxiran)-17beta-ol Spiro(androstane-3,2'-oxiran)-17-ol, (3beta,5alpha,17beta)- Spiro-3-oxiranyl-5alpha-androstan-17beta-ol Spiro-3-oxiranylandrostan-17-ol