2-(3alpha,7beta-Dihydroxy-24-nor-5beta-cholanyl)-4,4-dimethyl-2-oxazoline 24-Norcholane-3,7-diol, 23-(4,5-dihydro-4,4-dimethyl-2-oxazolyl)-, (3alpha,5beta,7alpha)- 80724-93-2 Chenooxazoline Ursodeoxyoxazoline