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. 2021 Dec 23;61(7):e202114932. doi: 10.1002/anie.202114932

Figure 4.

Figure 4

Intermolecular NOESY correlation between deprotonated 1 and CR,TIPS Zn, indicating carboxylate coordination (proximity between the tBu group of 1 and the pyridine α‐C−H signals of the complex.