2-Methyl-3-hydroxy-4-carboxy-5-hydroxymethylpyridine 3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinecarboxylic acid 3-Hydroxy-5-(hydroxymethyl)-2-methylisonicotinic acid 4-Pyridinecarboxylic acid, 3-hydroxy-5-(hydroxymethyl)-2-methyl- 4-Pyridoxic acid 4-Pyridoxinecarboxylic acid 4-Pyridoxinic acid 4-Pyridoxinsaeure [German] 4-Pyridoxylic acid 5-22-05-00379 (Beilstein Handbook Reference) 82-82-6 BRN 0384006 EINECS 201-440-8 ISONICOTINIC ACID, 3-HYDROXY-5-(HYDROXYMETHYL)-2-METHYL- NSC 41814 Pyridoxic acid