You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[4-[2,2-dioxo-5-(3,4,5-trichlorophenyl)-5-(trifluoromethyl)oxathiazolidin-3-yl]-2-(trifluoromethyl)phenyl]pentan-3-one;1-[4-[2-oxo-5-(3,4,5-trichlorophenyl)-5-(trifluoromethyl)oxathiazolidin-3-yl]-2-(trifluoromethyl)phenyl]pentan-3-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C63H48Cl9F18N3O11S3
assistant