Name: | 2H-Pyrazolo[3,4-b]pyridine-4-carboxylic acid,5-[3-[4-carboxy-3,7-dihydro-6-hydroxy-3-oxo-7-(2-sulfoethyl)-2-[(2-sulfophenyl)methyl]-2H-pyrazolo[3,4-b]pyridin-5-yl]-2-propenylidene]-3,5,6,7-tetrahydro-3,6-dioxo-7-(2-sulfoethyl)-2-[(2-sulfophenyl)methyl]-,h |