((3S,4S)-4-[(5-chloro-thiophene-2-carbonyl)-amino]-1-{[2-fluoro-4-(2-oxo-pyridin-1-yl)-phenylcarbamoyl]-methyl}-pyrrolidin-3-yloxy)-acetic acid 、
环丙胺 以to give 5-chloro-thiophene-2-carboxylic acid ((3S,4S)-4-cyclopropylcarbamoylmethoxy-1-{[2-fluoro-4-(2-oxo-pyridin-1-yl)-phenylcarbamoyl]-methyl}-pyrrolidin-3-yl)-amide的产率得到5-chloro-thiophene-2-carboxylic acid ((3S,4S)-4-cyclopropylcarbamoylmethoxy-1-{[2-fluoro-4-(2-oxo-pyridin-1-yl)-phenylcarbamoyl]-methyl}-pyrrolidin-3-yl)-amide