Citation: Yasutaka Inubushi; Satoshi Horike; Tomohiro Fukushima; George Akiyama; Ryotaro Matsuda; Susumu Kitagawa (2010). Modification of Flexible Part in Cu2+ Interdigitated Framework for CH4/CO2 Separation (structures: 'C24 H18 Cu N2 O8' and 'C42 H34 Cu N2 O10'). Chem.Commun., 46, pp. 9229-.