Similar names: (2E)-3-[(4S,7R,7aR)-2,4,5,6,7,7a-hexahydro-3,7-dimethyl-1H-inden-4-yl]-2-methyl-2-propenoic acid; (-)-Valerenic acid; 3-(2,4,5,6,7,7a-hexahydro-3,7-dimethyl-1H-inden-4-yl)-2-methyl-, [4S-[4α(E),7β,7aalpha]]-2-propenoic acid; 2,4,5,6,7,7a-hexahydro-α,3,7-trimethyl-indene-4-acrylic acid; Valerenic acid; 3-(2,4,5,6,7,7a-hexahydro-3,7-dimethyl-1H-inden-4-yl)-2-methyl-, [4S-[4alpha(E),7beta,7aalpha]]-2-propenoic acid; 2,4,5,6,7,7a-hexahydro-alpha,3,7-trimethyl-indene-4-acrylic acid;