Benzenesulfonic acid,3-[4-[5-[1,2-dihydro-3-hydroxy-1-oxo-2-(3-sulfophenyl)-4-isoquinolinyl]-2,4-pentadienylidene]-3,4-dihydro-1,3-dioxo-2(1H)-isoquinolinyl]-,compd. with N,N-diethylethanamine (1:2)
CAS No. 75523-27-2