You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
9b-(4-cyclopropylphenyl)sulfonyl-7-(1,1,1,2,3,3,3-heptafluoropropan-2-yl)-1,2,3,3a,4,5-hexahydrobenzo[e]indole;hydrochloride The above is the IUPAC name of a molecule. Write its molecular formula.
user
C24H23ClF7NO2S
assistant