1,2,5,6-Tetrahydrocuminic acid 3-Cyclohexene-1-carboxylic acid, 4-(1-methylethyl)- 3-Cyclohexene-1-carboxylic acid, 4-isopropyl- 4-(1-Methylethyl)-3-cyclohexene-1-carboxylic acid 4-Isopropyl-3-cyclohexene-1-carboxylic acid 56424-87-4