2-((8S,9R,10R,11S,13S,14R,17S)-11-hydroxy-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoacetaldehyde;11-Hydroxy-3,20-dioxo-pregn-4-en-21-al; Pregn-4-en-21-al, 11?-hydroxy-3,20-dioxo- (7CI,8CI); 11?-Hydroxy-3,20-dioxo-4-pregnen-21-al;21-Dehydrocorticosterone (mixture of the aldehyde and the hydrated form)
