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system
Provide the molecular formula for the IUPAC named substance 4-[[(2'S,3S,4'R)-5-chloro-2'-(2,2-dimethylpropyl)-4'-(4-methylphenyl)spiro[2H-indole-3,3'-pyrrolidine]-1-yl]methyl]benzoic acid .
user
C31H35ClN2O2
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