5,8-Ethano-1H-[1,2,4]triazolo[1,2-a]pyridazine-1,3,10(2H)-trione, 11-(3,5-dioxo-4-phenyl-1,2,4-triazolidin-1-yl)-5,8-dihydro-2-phenyl-, 10-(O-methyloxime), (10Z)- AIDS-151621 AIDS151621 NSC692610