Pyrrolo[1,2-a][1,3,5]triazine-2,4(1H,3H)-dione

1H,2H,3H,4H-pyrrolo[2,1-f][1,2,4]triazine-2,4-dione

Pyrrolo[1,2-a]-1,3,5-triazine-2,4(1H,3H)-dione (9CI)