化学名称: 5-[(3-Carboxy-4-hydroxyphenyl)diazenyl]-2,4′-dihydroxybiphenyl-3,3′-dicarboxylic acid, (as per EP)
微笑: O=C(O)C1=CC(/N=N/C2=CC(C3=CC(C(O)=O)=C(O)C=C3)=C(O)C(C(O)=O)=C2)=CC=C1O
印地语: InChI=1S/C21H14N2O9/c24-16-3-1-9(5-12(16)19(27)28)11-8-18(26)14(21(31)32)7-15(11)23-22-10-2-4-17(25)13(6-10)20(29)30/h1-8,24-26H,(H,27,28)(H,29,30)(H,31,32)/b23-22+