You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule [1-[2,3-dihydroxypropoxy(hydroxy)phosphoryl]oxy-3-[(4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenoxy]propan-2-yl] (11Z,14Z)-icosa-11,14-dienoate .
user
C48H81O9P
assistant