Fig. 6: Dimer crossover experiments.

Dimers 10a (2 equiv.) and 10b (1 equiv.), CD2Cl2, 40 °C. The structures are grayed out in order to place more emphasis on structure 11.

Dimers 10a (2 equiv.) and 10b (1 equiv.), CD2Cl2, 40 °C. The structures are grayed out in order to place more emphasis on structure 11.