You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (2S)-1-[4-[(2R)-2-(4-chlorophenyl)-2-[[4-(trifluoromethyl)phenyl]methoxy]ethyl]piperazin-1-yl]-2-phenoxypropan-1-one by IUPAC nomenclature, provide its molecular formula.
user
C29H30ClF3N2O3
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