You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule cesium;[(2R)-2-[4-chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-3,4,5,6-tetrahydro-2H-pyran-6-id-4-yl] acetate .
user
C22H24ClCsO4
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