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 2-(2,3-dihydro-1-benzofuran-5-yl)-N-[[4-(2,3-dihydro-1-benzofuran-5-yl)phenyl]methyl]acetamide .
user
C25H23NO3
assistant