1-Stearoyl-2-myristoylphosphatidylcholine 1S-2M-PC 20664-02-2 3,5,9-Trioxa-4-phosphaheptacosan-1-aminium, 4-hydroxy-N,N,N-trimethyl-10-oxo-7-((1-oxotetradecyl)oxy)-, inner salt, 4-oxide, (R)-