SEARCH Articles Figures Tables 1- Methyl-l,4,5,6-tetrahydropyridine formation 1-Methyl-1,2,5,6-tetrahydropyridine 6- -2,3,4,5-tetrahydropyridin Methyl formate Methyl formate, formation Methyl formation Tetrahydropyridines Tetrahydropyridines, formation