Email-запись: Crystal structure of hexa­kis­(di­methyl­formamide-κO)manganese(II) deca­kis­(di­methyl­formamide)-1κ(5) O,2κ(5) O-[μ-octa­deca­tungstodiphosphato(V)-κO:κO′]dimanganate(II) di­methyl­formamide disolvate