pyridine + thiamine <=> heteropyrithiamine + 5-(2-hydroxyethyl)-4-methylthiazole
pyridine + thiamine <=> heteropyrithiamine + 5-(2-hydroxyethyl)-4-methylthiazole
pyridine + thiamine <=> heteropyrithiamine + 5-(2-hydroxyethyl)-4-methylthiazole
pyridine + thiamine <=> heteropyrithiamine + 5-(2-hydroxyethyl)-4-methylthiazole