BACKGROUND: Giant cell carcinoma of the pancreas (GCCP) as a tumor of high malignancy, large size, and inflammatory reaction occupies 2.1%-12.8% of all cases of
We have determined by X-ray crystallography the structures of three dinuclear zirconium( Ⅳ ) complexes conraining the heptadentate ligand dhpta (where H(5)dhpt