You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(E)-[2-[(3,5-dimethylphenyl)carbamoyl]-3-methyl-6,7-dihydro-5H-1-benzofuran-4-ylidene]amino]quinoline-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H26N4O3
assistant