Synonyms: NSC345744;65812-73-9;6-(3,5-Dioxo-4-phenyl-1,2,4-triazolidin-1-yl)-6-methyl-2-phenyl-5,6-dihydro-1H-(1,2,4)triazolo(1,2-a)cinnoline-1,3(2H)-dione;6-(3,5-Dioxo-4-phenyl-1,2,4-triazolidin-1-yl)-6-methyl-2-phenyl-5,6-dihydro-1H-[1,2,4]triazolo[1,2-a]cinnoline-1,3(2H)-dione;AC1L7HSL;NSC 345744;NSC-345744;6-(3,5-Dioxo-4-phenyl-[1,2,4]triazolidin-1-yl)-6-methyl-2-phenyl-5,6-dihydro-[1,2,4]triazolo[1,2-a]cinnoline-1,3-dione;6-(3,5-Dioxo-4-phenyl-1,2,4-triazolidin-1-yl)-6-methyl-2-phenyl- 5,6-dihydro-1H-[1,2,4]triazolo[1,2-a]cinnoline-1,3(2H)-dione;6-(3,5-dioxo-4-phenyl-1,2,4-triazolidin-1-yl)-6-methyl-2-phenyl-5H-[1,2,4]triazolo[1,2-a]cinnoline-1,3-dione