17-(1,5-dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1Hcyclopenta[a]phenanthren-3-yl diphenyl phosphate

3β-O-(1’,2’:3’,4’-di-O-isopropylidene-α-D-galactopyranos-6’-yl)cholest-5-ene