(S)-N-{3-[5-(2-diethylamino-ethyl)-3-methyl-4-oxo-4,5,6,7-tetrahydro-1H-pyrrolo[3,2-c]pyridin-2-yl methylene]-5-fluoro-2-oxo-2,3-dihydro-1H-indol-6-yl}-2-hydroxy-propionamide