15,19,20-Triacetyloxypuupehenol 15-alpha,19,20-Tri-O-acetyloxypuupehenol AIDS-048869 AIDS048869 Acetic acid (4aS,6aS,12aS,12bS)-9,12-diacetoxy-4,4,6a,12b-tetramethyl-1,3,4,4a,5,6,6a,12,12a,12b-decahydro-2H-benzo[a]xanthen-10-yl ester