mononitropyrene
polyvidone
pyridoxic
pyrophosphoramide
monoterpenol
malonylurea
barbituric acid
pyrrolidone
phenylpyridine
maltol
lyxopyranose
pyrazinone
trimesitic acid
aryloxypyrimidine
azin
pyrethrozine
tefluthrin
pyridoxate
isonicotinic acid
Edman's reagent
dibromopyridine
mercaptopyridine
octulopyranoside
pyrocatechinic
cyclohexenol
pyridylmethyl
pyrotartrimide
dipyridylamine
phenylmethanesulfonyl
styrylpyrone
doxylamine succinate
pyrotartrate
carvomenthol
pyrogallic
triarylpyridine
supinidine
pyrolignate
rhamnopyranose
saflufenacil
dimethylamphetamine
ethylamphetamine
nitropyrene
dimethoxybromoamphetamine
indolylalkylamine
pyrethric
pyranoglucoside
acetylisoniazid
oxypyrimidine
dipyridyl