for the following products
cis-bis(Isothiocyanato)bis(2,2'-bipyridyl-4,4' dicarboxylato)-ruthenium(II) bis-tetrabutylammonium | cis-bis-(4,4'-Dicarboxy-2,2'-bipyridine)-diisothiocyanatoruthenium(II) bis-(tributylammonium)-salt | di-Tetrabutylammonium cis-bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II) and N719
