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 (Z)-3-[4-methoxy-3-[2-[methyl(pentyl)amino]-1H-imidazol-5-yl]phenyl]-N,N-dimethylprop-2-enamide .
user
C21H30N4O2
assistant