Synonyms: BRN 0466481;(2s,2's)-1,1'-[(2,3,5,6-tetraiodobenzene-1,4-diyl)dicarbonyl]dipyrrolidine-2-carboxylic acid(non-preferred name);Tetrajodterephthalsaure-bis-(2-carboxy-pyrrolidid) [German];1,1'-((2,3,5,6-Tetraiodo-1,4-phenylene)dicarbonyl)bis-L-proline;L-Proline, 1,1'-((2,3,5,6-tetraiodo-1,4-phenylene)dicarbonyl)bis-;39410-23-6;AC1L4XXN;AC1Q5R6Q;KST-1A4517;AR-1A3367;LS-118972;Tetrajodterephthalsaure-bis-(2-carboxy-pyrrolidid);(2S)-1-[4-[(2S)-2-carboxypyrrolidine-1-carbonyl]-2,3,5,6-tetraiodobenzoyl]pyrrolidine-2-carboxylic acid