1,3,3-Trimethyl-2-(2-(2-methyl-1H-indol-3-yl)ethenyl)-3H-indolium acetate 1,3,3-Trimethyl-2-(2-(2-methyl-1H-indol-3-yl)vinyl)-3H-indolium acetate 3H-Indolium, 1,3,3-trimethyl-2-(2-(2-methyl-1H-indol-3-yl)ethenyl)-, acetate 72089-18-0 EINECS 276-334-8