Brn 1674886

24-Norchola-20,22-diene-4-carboxaldehyde, 3,12-bis(acetyloxy)-14,15:21,23-diepoxy-1,7,19-trihydroxy-4,8-dimethyl-11-oxo-, cyclic 4,19-hemiacetal, (1-alpha,3-alpha,4-beta(R), 5-alpha,7-alpha,12-alpha,13-alpha,14-beta,15-beta,17-alpha)-