ureides

https://doi.org/10.1351/goldbook.U06577
N-Acyl or N,N'-diacyl ureas.
U06577.png
Source:
PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1373 (https://doi.org/10.1351/pac199567081307)