You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N-cyclopropyl-N-[(5S)-7,8-dimethyl-2,3,4,5-tetrahydro-1-benzoxepin-5-yl]-3-(2,2,2-trifluoroethoxy)propanamide .
user
C20H26F3NO3
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