title: 4-[4-(Piperidin-1-yl)piperidin-1-yl]benzonitrile.
abstract: In the title compound, C(17)H(23)N(3), both piperidine rings adopt chair conformations. In the crystal packing, intermolecular C-H⋯N hydrogen bonds and C-H⋯π interactions are present.
authors.affiliation: State Key Laboratory of Biotherapy, West China Hospital, West China Medical School, Sichuan University, Chengdu, Sichuan 610041, People's Republic of China.
authors.forename: Guo-Bin
authors.initials: GB
authors.lastname: Xu
authors.forename: Jian-You
authors.initials: JY
authors.lastname: Shi
authors.forename: Li-Juan
authors.initials: LJ
authors.lastname: Chen
authors.forename: You-Fu
authors.initials: YF
authors.lastname: Luo