Synonyms: 21695-93-2;NSC66793;NSC 66793;N(1),N(4)-Bis(4-(4,5-dihydro-1H-imidazol-2-ylamino)phenyl)-2-(hydroxy(oxido)amino)terephthalamide;N~1~,N~4~-Bis(4-(4,5-dihydro-1H-imidazol-2-ylamino)phenyl)-2-(hydroxy(oxido)amino)terephthalamide; Terephthalanilide, 4',4''-bis(2-imidazolin-2-ylamino)-2-nitro-, dihydrochloride, hydrate