Synonyms: 4,7,9-Trioxa-2-aza-8-phosphaundecan-11-aminium,5-[(hexadecyloxy)methyl]-8-hydroxy-N,N,N-trimethyl-3-oxo-, inner salt, 8-oxide,(5R)- (9CI); 4,7,9-Trioxa-2-aza-8-phosphaundecan-11-aminium,5-[(hexadecyloxy)methyl]-8-hydroxy-N,N,N-trimethyl-3-oxo-, inner salt, 8-oxide,(R)-