fig3
Figure 3. (A) The conversion relationship between the different diarylethene isomers. (B) Crystal structures of p-8, 8o and 8c. (C) The preparation of the metallacages 9 and 10 from p-8. (D) The preparation of the metallacages 11 and 12 from 8o. This figure is used with permission from Li et al.[32].
