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 (3aR,6aS)-5-(5-bromo-4-chlorothiophen-2-yl)sulfonyl-2,3,3a,4,6,6a-hexahydro-1H-pyrrolo[3,4-c]pyrrole .
user
C10H12BrClN2O2S2
assistant