Fig. 4. Parts of the structures of cage 1 (top) and cage 2 (bottom). The graphics depict the upper parts of the cages when viewed from the inside along the Pd···Pd axis, with wire representations on the left and space filling representations on the right. Solvent molecules and anions are omitted for clarity. Grey: C; dark blue: N; green: B; red: O; light blue: Pd, light grey: H and orange: Fe.
