(3,4-Dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-yl) hydrogen succinate 17407-37-3 18126-01-7 3361-16-8 4006-99-9 EINECS 241-433-7 Vitamin E succinate