Complexes 2 and 4 were synthesized under similar reaction conditions except that different ligands of HNS2 and HNOS, respectively, were used. Two dinuclear structures of 2 and 4 with two similar in situ ligand analogues show distinct conformations, anti and syn forms, respectively.
 
                                    复合物2和4在类似的反应条件下合成,只是使用了不同的
配体HNS2和HNOS。 复合物2和4的两个二核结构具有两个相似的原位
配体类似物,分别显示出不同的构象,即反式和顺式形式。