[10] Zheng L M, Song H H, Duan C Y , etc. Template-Directed One- and Two-Dimensional Copper(II) Diphosphonates: Structures       and       Characterizations       of        (NH4)2Cu3(hedp)2(H2O)4, [NH3(CH2)4NH3]Cu3(hedp)2·2H2O, and [NH2(C2H4)2NH2]Cu3(hedp)2 (hedp =

1-Hydroxyethylidenediphosphonate) [J]. Inorg. Chem., 1999, 38(22):5061-5066.

[11] (a) Finn R C, Zubieta J. A New Class of Organic−Inorganic Hybrid Materials: Hydrothermal Synthesis and Structural Characterization of Bimetallic Organophosphonate Oxide Phases of the Mo/Cu/O/RPO3 Family  [J].  Inorg.  Chem.,  2001,  40(11):2466-2467.  (b)  Song  J,  Wang  B  C,  Hu  H  M,  etc.  In  situhydrothermal syntheses, crystal structures and luminescent properties of two novel zinc(II) coordination polymers based on tetrapyridyl ligand [J]. Inorg. Chim. Acta, 2011, 366(1):134-140. (c) Mikuriya M, Daisuk Y, Makoto H. Magnetic interactions in one-, two-, and three-dimensional assemblies of dinuclear ruthenium carboxylates [J]. Coord. Chem. Rev., 2006, 250(17):2194-2211.

[12] Sheldrick G M. SHELXS-97 and SHELXL-97. Program of Crystal Structure Refinement [M]. Germany: University of Göttingen, 1997.