The invention relates to diethylenetriaminepentaacetic acid derivatives, their complexes and complex salts, containing an element of atomic numbers 20-32, 39-51 or 57-83, pharmaceutical agents containing these compounds, their use as contrast media and antidotes and process for their production.
                            本发明涉及含有原子序数为20-32,39-51或57-83的元素的双
乙二胺五
乙酸衍
生物、它们的配合物和配合物盐、含有这些化合物的药物制剂、它们作为对比剂和解毒剂的用途以及它们的生产过程。