1(3H)-Isobenzofuranone, 3-(1-butyl-2-methyl-1H-indol-3-yl)-3-(1-ethyl-2-methyl-1H-indol-3-yl)- 3-(1-Butyl-2-methyl-1H-indol-3-yl)-3-(1-ethyl-2-methyl-1H-indol-3-yl)phthalide 3-(1-Butyl-2-methylindol-3-yl)-3-(1-ethyl-2-methylindol-3-yl)-1(3H)-isobenzofuranone 71215-85-5 EINECS 275-273-4