1-(4-(4-Morpholinylcarbonyl)-2,3,5,6-tetraiodobenzoyl)-L-proline 29820-32-4 4-(4-(2'-Carboxy-pyrrolidino)-carbonyl-2,3,5,6-tetrajod-benzoyl)-morpholin [German] BRN 1232891 L-Proline, 1-(4-(4-morpholinylcarbonyl)-2,3,5,6-tetraiodobenzoyl)-