3-(4-chlorophenyl)triazolo[4,5-b]pyridine

3-(2-chlorophenyl)triazolo[4,5-b]pyridine

3-(3-methoxyphenyl)triazolo[4,5-b]pyridine

3-pyridin-4-yltriazolo[4,5-b]pyridine

3-(1-oxide-2-pyridyl)-3H-1,2,3-triazolo(5,4-b)pyridine