You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(2R)-3-[2-aminoethoxy(hydroxy)phosphoryl]oxy-2-nonadecanoyloxypropyl] (7E,10E,13E,16E,19E)-docosa-7,10,13,16,19-pentaenoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C46H82NO8P
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