Synonyms: 2-Propenoicacid, 2-(hydroxymethyl)-,1a,2,5a,7,8,8a,9,10-octahydro-11-hydroxy-8-methylene-7-oxo-3H-4,10a-(methanoxymethano)oxireno[5,6]cyclodeca[1,2-b]furan-9-ylester, [1aR-(1aR*,4Z,5aR*,8aR*,9S*,10aR*,11S*)]-; Germacra-9,11(13)-dien-12-oicacid, 3,4:14,15-diepoxy-6,8,15-trihydroxy-, 12,8-lactone,6-(2-methylenehydracrylate) (8CI);3H-4,10a-(Methanoxymethano)oxireno[5,6]cyclodeca[1,2-b]furan, 2-propenoic acidderiv.; Hydracrylic acid, 2-methylene-, 6-ester with 3,4:14,15-diepoxy-6,8,15-trihydroxygermacra-9,11(13)-dien-12-oicacid 12,8-lactone (8CI); Hydroxyvernolide; Vernolide, hydroxy-