Synonyms: 2-Propenoic acid, 2-(hydroxymethyl)-, (3aR,4S,5aR,9aR,9bR)-5a-ethenyldecahydro-3,9-bis(methylene)-2,8-dioxo-2H-furo(2,3-f)(2)benzopyran-4-yl ester;2-propenoic acid, 2-(hydroxymethyl)-, (3aR,4S,5aR,9aR,9bR)-5a-ethenyldecahydro-3,9-bis(methylene)-2,8-dioxo-2H-furo[2,3-f][2]benzopyran-4-yl ester