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-[(Z)-[(2R)-5-ethoxy-2-methyl-2,3-dihydro-1-benzofuran-6-yl]methylideneamino]-3,4-dimethoxybenzamide .
user
C21H24N2O5
assistant