You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (2S)-N-[(2S,7R,9S,13S)-4-benzylsulfonyl-14-oxo-1,4-diazatricyclo[7.5.0.02,7]tetradecan-13-yl]-2-(methylamino)propanamide by IUPAC nomenclature, provide its molecular formula.
user
C23H34N4O4S
assistant