(2S)-N1,N2-dibenzylcyclohexane-1,2-diamineNi(II) bis[N,N’-dibenzylcyclohexane-1,2-diamine]dibromidenickelous,(1S,2S)-N1,N2-dibenzylcyclohexane-1,2-diamine,(2S)-N1,N2-dibenzylcyclohexane-1,2-diamine,dibromide(3as,3'as,7as)-a,1',3,3'-tetrabenzyl-2,2-dibromo-3a,3'a,4,4',5,5',6,6',7,7',7a,7'a-dodecahydro-2,2'-spirobi[cyclohexa[d]1,3-diaza-2-nickelacyclopentane](3as,3'as,7as)-1,1',3,3'-tetrabenzyl-2,2-dibromo-3a,3'a,4,4',5,5',6,6',7,7',7a,7'a-dodecahydro-2,2'-spirobi[cyclohexa[d]1,3-diaza-2-nickelacyclopentane]