Fig. 5

(a) Comparison of 1H NMR results for F127, CMCD and the Eu[III]@PPRs with different H/G ratios. (b) 1H-1H ROESY NMR spectrum of Eu[III]@PPRs (H/G = 20) in D2O at 600 MHz.

(a) Comparison of 1H NMR results for F127, CMCD and the Eu[III]@PPRs with different H/G ratios. (b) 1H-1H ROESY NMR spectrum of Eu[III]@PPRs (H/G = 20) in D2O at 600 MHz.