Synonyms: Glucopyranosiduronicacid, 11b,18-epoxy-21-hydroxy-3,20-dioxo-pregn-4-en-18-yl,b-D- (8CI); Glucosiduronic acid,11b,18-epoxy-21-hydroxy-3,20-dioxopregn-4-en-18-yl(7CI); Pregn-4-ene-3,20-dione, 11b,18-epoxy-18-(b-D-glucopyranuronosyloxy)-21-hydroxy- (8CI); Aldosterone 18-glucuronide