You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 4-[(E)-3-[2,4-dimethoxy-5-[1-[(2-methylpropan-2-yl)oxycarbonyl]pyrrol-2-yl]phenyl]prop-2-enoyl]benzoic acid .
user
C27H27NO7
assistant