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 [(5aS,8aR)-1-[(4-methoxyphenyl)methyl]-2,2-dioxo-3,4,5a,6,8,8a-hexahydropyrrolo[3,4-f][1,4,5]oxathiazepin-7-yl]-[4-(trifluoromethyl)phenyl]methanone .
user
C22H23F3N2O5S
assistant