Citation: N. Mutikainen et al., CRYSTAL AND MOLECULAR-STRUCTURES OF THE FREE-BASE AND THE MONOHYDROCHLORIDE SALT OF THE ANTILEUKEMIC AGENT GLYOXAL BIS(AMIDINOHYDRAZONE) [GLYOXAL BIS(GUANYLHYDRAZONE)], Zeitschrift fur Naturforschung. B, A journal of chemical sciences, 48(12), 1993, pp. 1821-1827