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. Author manuscript; available in PMC: 2015 Feb 9.
Published in final edited form as: Chem Commun (Camb). 2014 Feb 9;50(11):1375–1377. doi: 10.1039/c3cc48389d

Fig. 4.

Fig. 4

Phantoms acquired in a Pharmascan 7 T MRI using Bruker’s FLASH sequence, TR = 474 ms; TE = 6 ms. (1) H2O; (2) 0.64 mM 2a; (3) 0.64 mM 2a with 4 equivalents of cavitand 1; (4) 0.64 mM solution of Gd complex 2a with 4 equivalents of cavitand 1 upon exposure to 100 equivalents of choline.