You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [(2R)-3-[[(2S)-2,3-dihydroxypropoxy]-hydroxyphosphoryl]oxy-2-[7-[(1R,2R,5S)-5-hydroxy-2-[(E,3S)-3-hydroxyoct-1-enyl]-3-oxocyclopentyl]heptanoyloxy]propyl] 18-methylicosanoate into its molecular formula.
user
C47H87O13P
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