Synonyms:
1h-pyrazole-3-carboxylic acid, 1-(2,5-disulfophenyl)-4-[5-[1-(2,5-disulfophenyl)-1,5-dihydro-3-(methoxycarbonyl)-5-oxo-4h-pyrazol-4-ylidene]-1,3-pentadienyl]-5-hydroxy-, 3-methyl ester, tetrapotassium salt ; 3-methoxycarbonyl-4-(5-[3-methoxycarbonyl-5-hydroxy-1-(2',5'-disulfophenyl)-1h-pyrazole-4-yl]-2,4-pentadienyliden)-4,5-dihydro-5-oxo-1-(2',5'-disulfophenyl)-1h-pyrazole, tetra-potassium salt ; 1h-pyrazole-3-carboxylicacid,1-(2,5-disulfophenyl)-4-[5-[1-(2,5-disulfophenyl)-1,5-dihydro-3-(methoxycarbonyl)-5-oxo-4h-pyrazol-4-ylidene]-1,3-pentadienyl]-5-hydroxy-,3-methyl ester, tetrapotassium salt (9ci) ; 1h-pyrazole-3-carboxylicacid,1-(2,5-disulfophenyl)-4-[5-[1-(2,5-disulfophenyl)-1,5-dihydro-3-(methoxycarbonyl)-5-oxo-4h-pyrazol-4-ylidene]-1,3-pentadien-1-yl]-5-hydroxy-,3-methyl ester, potassium salt (1:4) ; oeh 6823
