SEARCH Articles Figures Tables 1 - Benzoyl-5-hydroxy-3-methyl-4- 1- Methyl pyridine 2-Hydroxy-6-methyl-pyridines 3-Benzoyl-5-hydroxy 3-Benzoyl-5-methyl Methyl benzoylation Pyridin methylation Pyridine 3-hydroxy Pyridines 3- hydroxy-, methylation