英文同义词: | Iohexol Impurity I;Iohexol EP Impurity;Iohexol ImpuritiesI;N,N'-bis(2,3-dihydroxypropyl)-3,4-dihydro-2-hydroxymethyl-5,7-diiodo-2H-1,4-benzoxazine-6,8-dicarboxamide;2H-1,4-Benzoxazine-6,8-dicarboxamide, N6,N8-bis(2,3-dihydroxypropyl)-3,4-dihydro-2-(hydroxymethyl)-5,7-diiodo- |