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-(2-benzoyl-4-chlorophenyl)-6-tert-butyl-4-methylsulfonyl-2,3-dihydro-1,4-benzoxazine-2-carboxamide .
user
C27H27ClN2O5S
assistant