15-Cyanopuupehenol 9,10-Dihydroxy-4,4,6a,12b-tetramethyl-1,3,4,4a,5,6,6a,12,12a,12b-decahydro-2H-benzo[a]xanthene-12-carbonitrile AIDS-160981 AIDS160981 NSC663003 {2H-Benzo[a]xanthene-12-carbonitrile,} 1,3,4, 4a,5,6,6a,12,12a, 12b,-decahydro-9,10-dihydroxy-4,4,6a, 12b-tetramethyl-, (4a. alpha.,6a.alpha.,12.alpha.,12a.alpha., 12b.beta.)-(-)-