Synonyms: 3,5,9-Trioxa-4-phosphatetracosan-1-aminium,4-hydroxy-N,N,N-trimethyl-10-oxo-7-[(1-oxopentadecyl)oxy]-, inner salt,4-oxide, (R)-; Choline, hydroxide, dihydrogen phosphate, inner salt, ester with1,2-dipentadecanoin, L- (8CI); Pentadecanoin, 1,2-di-, phosphate, ester withcholine, L- (8CI); 1,2-Dipentadecanoyl-sn-glycero-3-phosphocholine; L-a-Dipentadecanoylphosphatidylcholine