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 [(1R,2R,3S,4R)-4-[[5-[1-[(3-bromophenyl)methyl]pyrazole-3-carbonyl]pyrimidin-4-yl]amino]-2,3-dihydroxycyclopentyl]methyl sulfamate ?
user
C21H23BrN6O6S
assistant