Citation: Qin, Chao; Wang, Xinlong; Carlucci, Lucia; Tong, Mingliang; Wang, Enbo; Hu, Changwen; Xu, Lin (2004). From arm-shaped layers to a new type of polythreaded array: a two fold interpenetrated three-dimensional network with a rutile topologyElectronic Supplementary Information (ESI) available: details of the synthesis and solid state emission spectra of 1. See http://www.rsc.org/suppdata/cc/b4/b405016a/. Chemical Communications, , pp. 1876-1877.