prov:value
| - Commun., 866, (1979)) gives 1H-pyrrolo[3,2-b]pyridine or 1H-pyrrolo[3,2-c]pyridine of Formula (I) respectively. [0265] A 1H-pyrrolo[3,2-b]pyridine or 1H-pyrrolo[3,2-c]pyridine of Formula (I) where R3, R4 and R6 are hydrogen can be converted to the corresponding 1H-pyrrolo[3,2-b]pyridine or 1H-pyrrolo[3,2-c]pyridine of Formula (1) where R3, R4 and R6 are other than hydrogen, if desired, by followin
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