1,2-Bis(1H-indol-3-yl)ethane-1,2-dione 1,2-Bis-(1H-indol-3-yl)-ethane-1,2-dione 1,2-di-1H-indol-3-ylethane-1,2-dione 1,2-ethanedione, 1,2-di-1H-indol-3-yl- 65610-87-9 Di-indol-3-yl-ethanedione InChI=1/C18H12N2O2/c21-17(13-9-19-15-7-3-1-5-11(13)15)18(22)14-10-20-16-8-4-2-6-12(14)16/h1-10,19-20