4,6-Pyrimidinedicarboxamide, N,N'-bis[4-(4,5-dihydro-1H-imidazol-2-yl)phenyl]-, monohydrochloride 4,6-Pyrimidinedicarboxanilide, 4',4''-di-2-imidazolin-2-yl-, hydrochloride, hydrate NSC88647