4-(N-(3-((3-carboxypropyl)amino)-8-methyl-oxo-4-azaisochromen-6-yl)carbamoyl)-4-((phenylmethoxy)carbonylamino)butanoic acid
4-(n-(3-((3-carboxypropyl)amino)-8-methyl-oxo-4-azaisochromen-6-yl)carbamoyl)-4-((phenylmethoxy)carbonylamino)butanoic acid