6-Hydroxynicotinohydrazide

6-Hydroxynicotinoyl hydrazide

2-hydroxypyridine-4-carbohydrazide

6-oxo-1,6-dihydropyridine-3-carboxylic acid hydrazide

3-Pyridinecarboxylicacid,1,6-dihydro-6-oxo-,hydrazide(9CI)

1-Methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid hydrazide