Citation: Tripathi, Sarita; Anantharaman, Ganapathi (2015). Architectures varying from discrete molecular units to 2-dimensional coordination polymers and photoluminescence behavior of zinc and cadmium comprising an anionic zwitterion of rigid 4,5-dicarboxy-1,3-dimethyl-1H-imidazolium iodide. CrystEngComm, 17, pp. 2754-.