AIDS-140508 AIDS140508 N-Acetyl-N-(1,3-dioxo-2-phenyl-11-(phenylsulfonyl)-2,3,11,11a-tetrahydro-1H,5H-[1,2,4]triazolo[1',2':1,2]pyridazino[3,4-b]indol-6-yl)acetamide NSC652591