Synonyms: 2-Propenoicacid, 3-(2,4,5,6,7,7a-hexahydro-1-hydroxy-3,7-dimethyl-1H-inden-4-yl)-2-methyl-,[1R-[1a,4a(E),7b,7aa]]-;Indene-4-acrylic acid,2,4,5,6,7,7a-hexahydro-1-hydroxy-a,3,7-trimethyl- (7CI,8CI);Valerenolic acid (6CI);Hydroxyvalerenic acid;