Pyridoxal phosphate54-47-7100 % similar Pyridoxal 5′-phosphate monohydrate41468-25-193 % similar 2-Methyl-3-hydroxy-4-formyl-5-hydroxymethylpyridine hydrochloride65-22-556 % similar Pyridoxine65-23-637 % similar 4-Deoxypyridoxine148-51-635 % similar Pyritinol1098-97-134 % similar Pyritinol hydrochloride10049-83-932 % similar 4-(Aminomethyl)-5-hydroxy-6-methyl-3-pyridinemethanol dihydrochloride524-36-732 % similar