4-Methoxy-3-(3-methyl-2-butenyl)-benzoic acid 4-methoxy-3-(3-methylbut-2-en-1-yl)benzoic acid 8-Methoxy-2-methyl-2-(4-methyl-pent-3-enyl)-2H-chromen-6-ol InChI=1/C13H16O3/c1-9(2)4-5-10-8-11(13(14)15)6-7-12(10)16-3/h4,6-8H,5H2,1-3H3,(H,14,15 benzoic acid, 4-methoxy-3-(3-methyl-2-butenyl)-