英文别名6-HYDROXY-2-METHYLNICOTINIC ACID; 6-HYDROXY-2-METHYLPYRIDINE-3-CARBOXYLIC ACID; 3-Pyridinecarboxylic acid, 1,6-dihydro-2-methyl-6-oxo-; 2-methyl-6-oxo-1H-pyridine-3-carboxylic acid; 2-Hydroxy-6-methyl-5-pyridincarboxylsaeure; 6-Hydroxy-2-methyl-nicotinsaeure