You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-2-[benzyl-[2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetyl]amino]-N-butyl-3-phenylpropanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C29H31N3O5S
assistant