(a) Synthesis of CB7-PLA and schematic illustration of CB7-PLA/PLGA NPs with non-covalently tailorable surface. Reproduced with permission from 159, copyright 2018 American Chemical Society. (b) Supramolecular chemotherapeutic drug constructed from the host-guest complexation between CB7 and oxaliplatin. Reproduced with permission from 160, copyright 2017 American Chemical Society. (c) Schematic illustration of supramolecular polymeric chemotherapy based on poly-CB7. Reproduced with permission from 161, copyright 2018 Elsevier. (d) Chemical structures of biotin modified CB7. Reproduced with permission from 162, copyright 2013 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. (e) Chemical structures of ACB1 and ACB2. Reproduced with permission from 163, copyright 2013 Nature Publishing Group.