(R,R,R)-alpha-tocopherol(+)-alpha-tocopherol(2R)-2,5,7,8-TETRAMETHYL-2-[(4R,8R)-4,8,12-TRIMETHYLTRIDECYL]CHROMAN-6-OL(2R)-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-3,4-dihydro-2H-1-benzopyran-6-ol(2R,4'R,8'R)-alpha-tocopherol(R,R,R)-alpha-tocopherol(all-R)-alpha-tocopherol5,7,8-trimethyltocolRRR-alpha-tocopherolVitamin Ealpha-Tocopherold-alpha-tocopherol