Source:http://linkedlifedata.com/resource/umls/id/C0949647
NCI: Class of compounds having one to three methyl groups on a chromanol ring with a long unsaturated 12-carbon side chain with three methyl groups along the chain and two methyl groups at the end; may contribute to vitamin E activity.,MSH: Natural analogs of TOCOPHEROLS exhibiting antioxidant activity. These tocol derivatives and isomers contain a benzopyran ring and an unsaturated isoprenoid side chain.