perthiocyanate
perfluorooctanoate
pertechnate
persulphocyanate
peroxynitrate
peracetate
perfluorooctane sulfonate
peroxalate
nonafluorobutanesulfonate
perchlorate
pyrotartrate
formiminotetrahydrofolate
pyrophosphate
formyltetrahydrofolate
ricinelaidate
pyromucate
pyruvate
pyroarsenate
salicylate
ursodeoxycholate
heneicosapentaenoate
pyrosulfate
phenpropionate
phosphorotrithioate
isocaproate
arogenate
salvianolate
triphosphate
isocyanurate
pyrazinoate
pyroantimonate
propargylate
pimelimidate
edisylate
iodide
iminoacetate
pyroglutamate
benzilate
pimelate
diaminopimelate
azodicarboxylate
heneicosanoate
propiolate
isopalmitate
isocyanate
gallotannate
isosaccharinate
propanoate
hydrosalt
dipicolinate