(1H-indol-3-yl)(pyridin-2-yl)methanol

3-(pyridin-2-ylmethyl)-1H-indole

ethyl 3-oxo-2-(2-pyridin-2-ylethyl)butanoate

3-[2]pyridylmethyl-indole-2-carboxylic acid

2-phenylhydrazono-4-[2]pyridyl-butyric acid ethyl ester