AIDS-160823 AIDS160823 Isospiropachysine NSC652124 NSC652125 Spiro[3H-cyclopenta[a]phenanthrene-3,1'-[1H]isoindol]-3'(2'H)-one, 17-[1-(dimethylamino)ethyl]-1,2,4,5,6,7,8,9,10,11,12,13,14,15,16,17-hexadecahydro-2',10,13-trimethyl- Spiropachysine