4a,6a-Dimethyl-1,2,3,4,4a,4b,5,6,6a,7,14,14a,14b,15-tetradecahydrobenzo[b]phenanthro[1,2-g][1,8]naphthyridin-2-yl acetate AIDS-132942 AIDS132942 NSC627773 {17a-Aza-D-homo-5-androsteno[17,16-b]quinolin-3.beta.-ylacetate}