You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (6S)-4-methyl-1-[3-methyl-1-(2-methylpropyl)pyrazol-4-yl]sulfonyl-6-(pyridin-2-ylmethyl)-1,4-diazepan-5-one .
user
C20H29N5O3S
assistant