Some quaternary ammonium salts of heterocyclic bases.
HARTWELL
J L
JL
KORNBERG
S R L
SR
D064751:Ammonium Compounds; D000644:Quaternary Ammonium Compounds; D012492:Salts
D064751:Ammonium Compounds; D000644:Quaternary Ammonium Compounds; D012492:Salts