100037-27-2 Benzoic acid, 4-(4-ethylidene-4,5-dihydro-2-methyl-5-oxo-1H-imidazol-1-yl)- (9CI) Benzoic acid, p-(4-ethylidene-2-methyl-5-oxo-2-imidazolin-1-yl)- p-(4-Ethylidene-2-methyl-5-oxo-2-imidazolin-1-yl)benzoic acid