3-(4-methylphenyl)butanoic acid 39027-57-1 InChI=1/C11H14O2/c1-8-3-5-10(6-4-8)9(2)7-11(12)13/h3-6,9H,7H2,1-2H3,(H,12,13 benzenepropanoic acid, beta,4-dimethyl-