3b,11-Etheno-3bH-naphth[2,1-e]isoindole-6-carboxylic acid, 2,2'-(methylenedi-4,1-phenylene)bis[1,2,3,3a,4,5,5a,6,7,8,9,9a,9b,10,11,11a-hexadecahydro-6,9a-dimethyl-12-(1-methylethyl)-1,3-dioxo- AIDS-157911 AIDS157911 NSC656402 (SODIUM SALT)