Crystal structure of 5,17-dibromo-25,27-dimethoxy-26,28-dibenzoyloxycalix[ 4]arene trichloromethane solvate (1:0.8), C44H34Br2O6 · 0.8CHCl3 - Hu Xiao-Jun; Yang Hai-Jun; Li Yong; Wang Ru-Ji (Zeitschrift für Kristallographie - New Crystal Structures, 2007)