You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-tert-butyl-2-[[4-[2-(2,6-dimethylpiperidin-1-yl)-2-oxoethoxy]benzoyl]amino]benzamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H35N3O4
assistant