Synonyms: Acetomer 68;benzene-1,2,4,5-tetracarboxylic acid, compound with 4,5-dihydro-2-phenyl-1H-imidazole (1:1);1,2,4,5-Benzenetetracarboxylic acid, mixed with 4,5-dihydro-2-phenyl-1H-imidazole (1:1);Mono-Salt of 1,2,4,5-benzenetetracarboxylic acid and 4,5-dihydro-2-phenyl-1H-imidazole;