Crystal structure of diaqua-bis(1,10-phenanthroline)-zinc(II) bis(thiophene-3-carboxy-4-carboxylate) heptahydrate, [Zn(H2O)2(C12H8N2)2][(C6H3O4S)2]·7H2O, C36H40N4O17S2Zn - Liu Shu-Hua; Zhang Rui-Ling; Li En-Xia; Xu Qing-Zhong (Zeitschrift für Kristallographie - New Crystal Structures, 2014)