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. Author manuscript; available in PMC: 2013 Jan 2.
Published in final edited form as: Angew Chem Int Ed Engl. 2011 Nov 16;51(1):168–172. doi: 10.1002/anie.201104080

Figure 1.

Figure 1

UV/Vis spectra of 1 (—) and 2 (—) at 193 K in THF overlaid with mid-energy region scaled by a factor of 10 and low-energy region scaled by a factor of 40.