英文别名Iopamidol EP Impurity G; N1-(1,3-Dihydroxypropan-2-yl)-N3-(2,3-dihydroxypropyl)-5-((S)-2-hydroxypropanamido)-2,4,6-triiodoisophthalamide; 3-N-(1,3-dihydroxypropan-2-yl)-1-N-(2,3-dihydroxypropyl)-5-[[(2S)-2-hydroxypropanoyl]amino]-2,4,6-triiodobenzene-1,3-dicarboxamide; N1-(2,3-Dihydroxypropyl)-N3-[2-hydroxy-1-(hydroxymethyl)ethyl]-5-[[(2S)-2-hydroxy-1-oxopropyl]amino]-2,4,6-triiodo-1,3-benzenedicarboxamide; N-(2,3-Dihydroxypropyl)-N''-[2-hydroxy-1-(hydroxymethyl)ethyl]-5-[[(2S)-2-hydroxypropanoyl]amino]-2,4,6-triiodobenzene-1,3-dicarboxamide