Hypothetical compounds having the structure RC(NH2)3, and N-substituted derivatives thereof. (R2N)4C are generically included, but such use is obsolescent.
Source: PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1354 [Terms] [Paper]