英文名称
(2S)-1-[(2E)-2-[(2S)-6-carboxy-2-carboxylato-2,3-dihydro-1H-pyridin-1-ium-4-ylidene]ethylidene]-5-[(2S,3R,4S,5S,6R)-3-[(2R,3R,4S,5S,6S)-6-carboxylato-4,5-dihydroxy-3-[(E)-3-(4-hydroxy-3-methoxyphenyl)prop-2-enoyl]oxyoxan-2-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-6-oxido-2,3-dihydroindol-1-ium-2-carboxylate