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Lewis structures (top; one mesomeric form each) and Mulliken spin‐density plots (bottom) of aminotroponiminate (ATI) radical complexes of (a) lithium and (b) sodium. Reactive sites for dimerization are highlighted in grey; selected Mulliken spin densities are given in blue. Adapted from Ref. 53a and Ref. 54a with permission of The Royal Society of Chemistry and Wiley‐VCH, respectively.
