Argentina, Andes 2 Binding sites 2 Cainozoic 2 Complexation 2 Crystal structure 2 Halogen bondings 2 Hydrogen 2 Hydrogen bonds 2 Low melting points 2 Melting point 2 Molecular structure 2 Planar structures 2 Structural features 2 Structure geometries 2 Title compounds 2 Two-dimensional structures 2 Van der Waals forces 2 Van der waals 2 crustal shortening 2 structural geometry 2 subduction 2 tectonics 2