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-[1-[4-(3,4-dihydro-2H-1,5-benzodioxepin-3-ylmethoxy)-2-methylbenzoyl]-2-methylindol-3-yl]acetic acid .
user
C29H27NO6
assistant