title: Two molecular tapes consisting of serial or parallel azido-bridged eight-membered copper rings.
authors.affiliation: College of Chemistry and Molecular Engineering, State Key Laboratory of Rare Earth Materials Chemistry and Applications, Peking University, Beijing 100871, P.R. China.
authors.forename: Yuan-Zhu
authors.initials: YZ
authors.lastname: Zhang
authors.forename: Hai-Yan
authors.initials: HY
authors.lastname: Wei
authors.forename: Feng
authors.initials: F
authors.lastname: Pan
authors.forename: Zhe-Ming
authors.initials: ZM
authors.lastname: Wang
authors.forename: Zhi-Da
authors.initials: ZD
authors.lastname: Chen
authors.forename: Song
authors.initials: S
authors.lastname: Gao