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. 2017 Aug 25;3(8):e1701126. doi: 10.1126/sciadv.1701126

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Copyright © 2017 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution NonCommercial License 4.0 (CC BY-NC).

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Fig. 3 — (A) Schematic representation of host-guest interactions between capsule 1, d-glucose (3a), and d-fructose (3d) (left) and the encapsulation of d-sucrose (2a) within 1 (right). (B) ¹H NMR and (C) ¹H DOSY NMR spectra (500 MHz, D₂O, room temperature) of 1⊃2a. (D) ¹H NMR spectrum (500 MHz, D₂O, room temperature) of a mixture of 3a and 3d with 1. (E) ESI-TOF MS spectrum (H₂O, room temperature) of 1⊃2a. (F) Structure of 1⊃2a in water (left) and its slice through the center (right) (substituents and counterions are omitted for clarity). (G) van’t Hoff plot for the thermodynamic parameters of 1⊃2a.