You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule tert-butyl N-[2-[5-[2-(4-chlorophenyl)-2-oxoethyl]sulfanyl-1,3,4-oxadiazol-2-yl]ethyl]carbamate ?
user
C17H20ClN3O4S
assistant