Also Called: Olean-12-en-29-oic acid, 3-hydroxy-11-oxo-, (3ß,20ß)-, compd. with (2,5-dioxo-4-imidazolidinyl)urea (1:1);Olean-12-en-29-oic acid, 3-hydroxy-11-oxo-, (3.beta.,20.beta.)-, compd. with (2,5-dioxo-4-imidazolidinyl)urea (1:1);Olean-12-en-29-oic acid, 3-hydroxy-11-oxo-, (3β,20β)-, compd. with (2,5-dioxo-4-imidazolidinyl)urea (1:1)