124596-64-1 24-MCTT 24-Methylenecholestane-1,3,5,6-tetrol 24-Methylenecholestane-1alpha,3beta,5alpha,6beta-tetrol Ergost-24(28)-ene-1,3,5,6-tetrol, (1alpha,3beta,5alpha,6beta)- Ergost-24(28)-ene-1alpha,3beta,5alpha,6beta-tetrol