4,5-dichloro-3-nitro-1-(1,1-dibromo-2-oxopropyl)pyridazin-6-one

3(2H)-Pyridazinone, 2-(1-bromo-2-oxopropyl)-4,5-dichloro-6-nitro-

4,5-dichloro-3-nitro-1-(3-bromo-2-oxopropyl)pyridazin-6-one

4,5-dichloro-3-nitro-1-(syn-2-hydroxyiminopropyl)pyridazin-6-one

4,5-dichloro-3-nitro-1-(2-cyano-2-hydroxypropyl)pyridazin-6-one