Fig. 3: The structures of the cage-cage assembly and interaction energies analysis by DFT calculations.
From: Chiral self-sorting and guest recognition of porous aromatic cages

a Schematic representation of the interaction between cages and also between solvent molecules and cages in homochiral and heterochiral structures. b The interaction energies calculated at PBE0-D3/6-31 G(d,p) level for staking structures.