4-Methoxy-benzoic acid 7-[(S)-1-(2-dimethylamino-ethylcarbamoyl)-1-hydroxy-propyl]-12-ethyl-9-oxo-9,11-dihydro-indolizino[1,2-b]quinolin-8-ylmethyl ester
Benzoic acid 7-[(S)-1-(2-dimethylamino-ethylcarbamoyl)-1-hydroxy-propyl]-12-ethyl-9-oxo-9,11-dihydro-indolizino[1,2-b]quinolin-8-ylmethyl ester