Figure 1: Synthesis and molecular structures.
From: Influencing the properties of dysprosium single-molecule magnets with phosphorus donor ligands

(a) Synthesis of the yttrium-phosphorus and dysprosium-phosphorus complexes. (b) Thermal ellipsoid representation of the molecular structure of 1-Dy. (c) Molecular structure of 2-Dy. (d) Molecular structure of 3-Dy. Hydrogen atoms are omitted for clarity.