英文名称:1H-Pyrazole-3-carboxylicacid,4-[5-[3-(ethoxycarbonyl)-5-hydroxy-1-(4-sulfophenyl)-1H-pyrazol-4-yl]-2,4-pentadien-1-ylidene]-4,5-dihydro-5-oxo-1-(4-sulfophenyl)-,3-ethyl ester, sodium salt (1:?); 1H-Pyrazole-3-carboxylicacid,4-[5-[3-(ethoxycarbonyl)-5-hydroxy-1-(4-sulfophenyl)-1H-pyrazol-4-yl]-2,4-pentadienylidene]-4,5-dihydro-5-oxo-1-(4-sulfophenyl)-,3-ethyl ester, sodium salt (9CI)