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 1-[1-(carboxymethyl)-7-[(E)-2-[4-[4-(2,3-difluorophenoxy)butoxy]phenyl]ethenyl]indole-3-carbonyl]cyclopropane-1-carboxylic acid ?
user
C33H29F2NO7
assistant