amidrazones

also defines: amide hydrazones, hydrazide imides
https://doi.org/10.1351/goldbook.A00269
Compounds having the structure $\ce{RC(=NH)NHNH2}$ or $\ce{RC(NH2)=NNH2}$, formally derived from carboxylic acids. These tautomers are named hydrazide imides and amide hydrazones, respectively. Also included are $N$-hydrocarbyl derivatives.
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1316 [Terms] [Paper]