1-Phenyl-2-chloroindole-3-carboxylic acid 1H-Indole-3-carboxylic acid, 2-chloro-1-phenyl- 2-Chloro-1-phenyl-1H-indole-3-carboxylic acid 5-22-03-00040 (Beilstein Handbook Reference) 54778-22-2 BRN 0481979