Janerin

Synonyms: 2-Propenoic acid, 2-(hydroxymethyl)-, decahydro-8-hydroxy-3,6-bis(methylene)-2-oxospiro(azuleno(4,5-b)furan-9(2H),2'-oxiran)-4-yl ester, (3aR- (3aalpha,4alpha,6aalpha,8beta,9alpha,9aalpha,9bbeta))-, 8-hydroxy-3,6-dimethylidene-2-oxodecahydro-2H-spiro[azuleno[4,5-b]furan-9,2'-oxiran]-4-yl 2-(hydroxymethyl)prop-2-enoate