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 (E)-3-[6-methoxy-3-(3-methoxyphenyl)-7-methyl-1-benzofuran-5-yl]-N-(2-methyl-1,3-benzothiazol-5-yl)but-2-enamide .
user
C29H26N2O4S
assistant