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-dimethylphenyl)-4-[2-[(E)-3-(5-methylfuran-2-yl)prop-2-enoyl]hydrazinyl]-4-oxobutanamide ?
user
C20H23N3O4
assistant