https://doi.org/10.1351/goldbook.A00284
The anion $\ce{H2N–O^{−}}$, aminoxide and its $\ce{N}$ hydrocarbyl derivatives $\ce{R2N–O^{−}}$; formally derived from hydroxylamines, $\ce{R2N–OH}$, by removing a hydron from the hydroxy group, e.g. $\ce{(CH3)2N–O^{−}}$ dimethylaminoxide.