You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule tert-butyl N-[(2S)-1-[[7,7-dimethyl-1-[[4-(2-methylphenyl)-3-oxopiperazin-1-yl]sulfonylmethyl]-2-bicyclo[2.2.1]heptanyl]amino]-4-methylsulfonyl-1-oxobutan-2-yl]carbamate .
user
C31H48N4O8S2
assistant