74276-38-3

4-[[(6-diazo-5,6-dihydro-5-oxo-1-naphthyl)sulphonyl]oxy]-gamma-[4-[[(6-diazo-5,6-dihydro-5-oxo-1-naphthyl)sulphonyl]oxy]phenyl]-gamma-methylbenzenebutyric acid