Citation: Jiang, Ji-Jun; He, Jian-Rong; L\"u, Xing-Qiang; Wang, Da-Wei; Li, Guo-Bi; Su, Cheng-Yong (2014). Structural disorder and transformation in crystal growth: direct observation of ring-opening isomerization in a metal--organic solid solution. IUCrJ, 1, pp. 318-327.