You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [2-[(20Z,23Z,26Z,29Z)-dotriaconta-20,23,26,29-tetraenoyl]oxy-3-henicosanoyloxypropyl] 2-(trimethylazaniumyl)ethyl phosphate by IUPAC nomenclature, provide its molecular formula.
user
C61H114NO8P
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