6-Chloro-4-Methylpyridazin-3(2H)-one

6-chloro-4-methyl-2H-pyridazin-3-one

6-Chloro-3-hydroxy-4-methylpyridazine

3(2H)-Pyridazinone, 6-chloro-4-Methyl-

6-Chloro-4-methylpyridazin-3-ol, 6-Chloro-3-hydroxy-4-methyl-1,2-diazine