You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (1R,3S)-3-[[(2S)-3-[4-[(2-chloro-6-methylbenzoyl)amino]phenyl]-1-methoxy-1-oxopropan-2-yl]carbamoyl]-1,2,2-trimethylcyclopentane-1-carboxylic acid by IUPAC nomenclature, provide its molecular formula.
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C28H33ClN2O6
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