| 发明名称 |
5,5'-/(1,3-PROPANEDIYL) BIS-/IMINO(2-OXO-2,1-ETHANEDIYL)ACETYLIMINO/BIS(2,4,6-TRIIODO-1,3-BENZENEDICARBOXYAMIDES), AND CONTRAST MEDIA CONTAINING THEM |
| 摘要 |
<p>Compounds of formula (I), wherein R1, R2, R3, R'1, R'2, R'3 have the meanings defined in claim 1, are useful as opacifying components for X-ray contrast media.</p> |
