You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[1-[(3S)-4-[[3-(1,3,3a,4,6,6a-hexahydrofuro[3,4-c]pyrrol-5-yl)-4-chlorophenyl]methyl]-3-methylpiperazine-1-carbonyl]pyrazol-3-yl]methanesulfonamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H31ClN6O4S
assistant