1 Department of Pharmacy, Lanzhou General Hospital of PLA, Key Laboratory of the Prevention and Cure for the Plateau Environment Damage, PLA 730050, Lanzhou Gansu, People's Republic of China.
In the title compound, C(15)H(21)N(2)O(4), the nitronyl nitroxide unit displays a twisted conformation. The crystal structure is stabilized by non-classical C-H⋯O and C-H⋯π hydrogen bonds, which build up a three-dimensional network.