6-chloro-1H-pyrrolo[3,2-c]pyridine-2-carboxylic acid 4-Chloro-7-azaindole ethyl 5-chloro-1H-pyrrolo[2,3-c]pyridine-2-carboxylate 5-Bromo-4-chloro-1H-pyrrolo[2,3-b]pyridine 5-chloro-1H-pyrrolo[2,3-c]pyridine-2-carboxylic acid 3-bromo-5-chloro-1H-pyrrolo[2,3-b]pyridine 6-Chloro-4-methyl-7-azaindole 6-chloro-1H-pyrrolo[2,3-b]pyridine-2-carboxylic acid 4,6-Dichloro-1H-pyrrolo[2,3-b]pyridine 1H-Pyrrolo[2,3-b]pyridine, 4-bromo-6-chloro-