IUPAC 名称
(1E)-1-{2-[(4E)-2,6-dicarboxy-1,2,3,4-tetrahydropyridin-4-ylidene]ethylidene}-5,6-dihydroxy-2,3-dihydro-1H-1λ⁵-indol-1-ylium-2-carboxylate
InChI标识符
InChI=1S/C18H16N2O8/c21-14-6-9-5-13(18(27)28)20(12(9)7-15(14)22)2-1-8-3-10(16(23)24)19-11(4-8)17(25)26/h1-3,6-7,11,13H,4-5H2,(H5,21,22,23,24,25,26,27,28)