Figure 12.
(A) Representation of self-assembly of methyl viologen 44 as first guest with CB8 to yield metallacage 45 followed by heteroternary complex formation with 2,6-dihydroxynaphthalene (HN) or DOX prodrug to yield 46 and 47. Reproduced with permission from [102]. Copyright 2016, American Chemical Society. (B) Schematic illustration of the chemical-responsive release of DOX or Nile Red from the hydrophobic cavity of 48 via chemical stimulus with adamantane ammonium. Reproduced with permission from [103]. Copyright 2017, American Chemical Society.