2-Pyridinecarboxylic acid, 5-(2-propenylthio)-, 3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-yl ester 85446-90-8 dl-alpha-Tocopheryl 5-(2-propenyl)thiopicolinate