methylium
triangulenium
carbonium ion
dicarbenium
triazatriangulenium
ethynium
octylammonium
trimethylammonium
trimethylsulfonium
trioctylamine
methylene
methylarsonate
ketocarbene
carbenoid
tripropargylamine
ethenium
ethylammonium
ketocarbenoid
trimethylarsine
norharmane
trimethyltelluronium
trimethylanaminium
phenazinium
ethanium
polychloride
hydroxonium
methylammonium
polycarbene
mebutic acid
germanate
trimethylsilane
monocarbide
triethylsilane
butadienoic acid
methyltriphenylphosphonium
dimethylammonium
diacetylhydrazine
tetrapropylammonium
hexamethyldigermane
carbazolide
aminium
isononane
acetylonium
carbamoylate
carbamylation
amidium ion
propanethial
acetonylidene
aceto-
dicarbamoyl