You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(1S,2R)-2-methylcyclopentyl] (6S)-6-(4-chlorophenyl)-3-methyl-4-oxo-1,5,6,7-tetrahydroindole-2-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H24ClNO3
assistant