Synonyms: Germacr-3-ene-12,15-dioicacid, 5,6,8-trihydroxy-, 12,8-lactone, methyl ester, 5-acetate2,3-epoxy-2-methylbutyrate (8CI); Butyric acid, 2,3-epoxy-2-methyl-, 6-esterwith 5,6,8-trihydroxygermacr-3-ene-12,15-dioic acid 12,8-lactone methyl esteracetate (8CI); Tetrahydrouvedalin; Uvedalin, tetrahydro-