Synonyms: 1-Propanaminium,3-cyano-2-hydroxy-N,N,N-trimethyl-, chloride, (2R)- (9CI); 1-Propanaminium,3-cyano-2-hydroxy-N,N,N-trimethyl-, chloride, (R)-; Ammonium,(3-cyano-2-hydroxypropyl)trimethyl-, chloride, (-)- (8CI); Ammonium,(3-cyano-2-hydroxypropyl)trimethyl-, chloride, L-