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 [7-(2-methyl-3H-benzimidazol-5-yl)-3,5-dihydro-2H-1,4-benzoxazepin-4-yl]-(2-methyl-6-propylpiperidin-1-yl)methanone .
user
C27H34N4O2
assistant