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 [(2S)-1-[[(2S)-2-cyano-3-methylbutan-2-yl]amino]-1-oxopropan-2-yl] 3-(dimethylsulfamoyl)benzoate ?
user
C18H25N3O5S
assistant