1H-isoindole-1,3(2H)-dione, 2,4,7-trimethyl- 2,4,7-trimethyl-1H-isoindole-1,3(2H)-dione InChI=1/C11H11NO2/c1-6-4-5-7(2)9-8(6)10(13)12(3)11(9)14/h4-5H,1-3H