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. 2020 Apr 10;142(17):7749–7753. doi: 10.1021/jacs.0c02444

Figure 4.

Figure 4

1H NMR spectra (400 MHz, 298 K, CD3CN) of each separate cage (bottom four spectra) compared to the mixture generated (Figure 3b, pathway (v)) when A, B, P1, and P2 were mixed with CoII (topmost spectrum).