Synonyms: 3,5,9-Trioxa-4-phosphaheptacos-18-en-1-aminium,4-hydroxy-N,N,N-trimethyl-10-oxo-7-[(1-oxohexadecyl)oxy]-, inner salt, 4-oxide,(Z)-; Choline, hydroxide, dihydrogen phosphate, inner salt, ester with2-palmito-1-olein (8CI); Olein, 2-palmito-1-, dihydrogen phosphate, monoester withcholine hydroxide, inner salt (8CI); 1-Oleoyl-2-palmitoyl lecithin;1-Oleoyl-2-palmitoylphosphatidylcholine