Synonyms: Benzeneaceticacid, 4-hydroxy-, 2'-ester with 9-[(b-D-glucopyranosyloxy)methyl]-3a,4,5,7,9a,9b-hexahydro-4-hydroxy-6-methyl-3-methyleneazuleno[4,5-b]furan-2(3H)-one,[3aR-(3aa,4a,9aa,9bb)]-; (-)-Crepidiaside E;Azuleno[4,5-b]furan-2(3H)-one,3a,4,5,7,9a,9b-hexahydro-4-hydroxy-9-[[[2-O-[(4-hydroxyphenyl)acetyl]-b-D-glucopyranosyl]oxy]methyl]-6-methyl-3-methylene-,[3aR-(3aa,4a,9aa,9bb)]-; Crepidiaside E