Maleic hydrazide123-33-1100 % similar 6-Methyl-3(2H)-pyridazinone13327-27-063 % similar 6-Phenyl-3(2H)-pyridazinone2166-31-655 % similar 3(2H)-Pyridazinone504-30-350 % similar 2,6-Dihydroxypyridine626-06-244 % similar 5-Hydroxy-2(1H)-pyridinone5154-01-843 % similar 2,6-Dihydroxypyridine hydrochloride10357-84-340 % similar 2-Hydroxy-5-methylpyridine1003-68-539 % similar 5-Bromo-2-hydroxypyridine13466-38-139 % similar 5-Chloro-2(1H)-pyridinone4214-79-339 % similar 5-Fluoro-2(1H)-pyridinone51173-05-839 % similar 5-Methyl-2-pyridinol91914-06-639 % similar Isothiazolinone1003-07-238 % similar Pyrazol-5-ol137-45-138 % similar 2-Pyridone142-08-538 % similar 2-Pyridinol72762-00-638 % similar 1,2-Dihydro-4-methyl-3,6-pyridazinedione5754-18-738 % similar 2-Quinolone59-31-438 % similar 4,6-Dihydroxypyrimidine1193-24-437 % similar 4-Hydroxypyrimidine4562-27-036 % similar