1H-indole, 3-chloro-1-(phenylsulfonyl)- 3-chloro-1-(phenylsulfonyl)-1H-indole InChI=1/C14H10ClNO2S/c15-13-10-16(14-9-5-4-8-12(13)14)19(17,18)11-6-2-1-3-7-11/h1-10