You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(2R)-1-[hydroxy-[(2R)-2-hydroxy-3-[hydroxy-[(2R)-2-[(9Z,11Z)-octadeca-9,11-dienoyl]oxy-3-pentadecanoyloxypropoxy]phosphoryl]oxypropoxy]phosphoryl]oxy-3-tricosanoyloxypropan-2-yl] 22-methyltetracosanoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C90H172O17P2
assistant