You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 4-[(2-acetyl-7-methoxy-1-benzofuran-4-yl)-(pyridin-3-ylmethyl)amino]-N-(benzenesulfonyl)benzamide by IUPAC nomenclature, provide its molecular formula.
user
C30H25N3O6S
assistant