You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-(4-tert-butylphenyl)-N-[2-[3-(4-chlorophenyl)-1,2,4-oxadiazol-5-yl]ethyl]-2-oxoacetamide .
user
C22H22ClN3O3
assistant