You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [(2R)-1-henicosanoyloxy-3-[hydroxy-[(2S)-2-hydroxy-3-[hydroxy-[(2R)-2-nonadecanoyloxy-3-tetradecanoyloxypropoxy]phosphoryl]oxypropoxy]phosphoryl]oxypropan-2-yl] pentacosanoate into molecular formula.
user
C88H172O17P2
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