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 N-[2-[2-[3-(4-chlorophenyl)-1,2,4-oxadiazol-5-yl]piperidin-1-yl]-2-oxoethyl]-4-methyl-N-propylbenzamide .
user
C26H29ClN4O3
assistant