You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-[[(2S,6S)-4,6-dimethyl-1-[(3-methylphenyl)methyl]-5-oxopiperazin-2-yl]methyl]-3-methoxybenzenesulfonamide ?
user
C22H29N3O4S
assistant