You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (2S)-4-oxo-2-[(3S,4R)-2-oxo-3-[(4R)-2-oxo-4-phenyl-1,3-oxazolidin-3-yl]-4-[(E)-2-phenylethenyl]azetidin-1-yl]-N-[[3-(trifluoromethyl)phenyl]methyl]-4-[4-[3-(trifluoromethyl)phenyl]piperazin-1-yl]butanamide by IUPAC nomenclature, provide its molecular formula.
user
C43H39F6N5O5
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