You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-[1-[4-(4-benzylpiperidin-1-yl)sulfonylanilino]-1-oxopropan-2-yl]furan-2-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C26H29N3O5S
assistant