You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(2R)-1-[[(2R)-3-[[(2R)-3-decanoyloxy-2-(10-methylundecanoyloxy)propoxy]-hydroxyphosphoryl]oxy-2-hydroxypropoxy]-hydroxyphosphoryl]oxy-3-[(9Z,11Z)-octadeca-9,11-dienoyl]oxypropan-2-yl] henicosanoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C70H132O17P2
assistant