A non-interpenetrating 2D coordination polymer from a (CH2)8 spacer-based highly flexible linear ligand and AgCF3CO2Electronic supplementary information (ESI) available: 1H NMR spectra and data for C8TQ and complex 1 and the 3-D structure of complex 1. See http://www.rsc.org/suppdata/nj/b3/b301777j