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 N-[2-[5-[(dimethylamino)methyl]-1,2,4-oxadiazol-3-yl]propan-2-yl]-4-(4-methylphenyl)but-3-enamide ?
user
C19H26N4O2
assistant