4-(1-Methyl-1,2,3,6-tetrahydropyridine)methyl phenyl(3-methyl-but-1-yn-3-enyl)glycolate 93101-36-1 MANDELIC ACID, alpha-(3-METHYLBUT-1-YN-3-EN-1-YL)-, (1-METHYL-1,2,3,6-TETRAHYDRO Mandelic acid, alpha-(3-methylbut-1-yn-3-en-1-yl)-, (1-methyl-1,2,3,6-tetrahydro-4-pyridyl)methyl ester