You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-[4-[5-[bis(4-chlorophenyl)methyl]-2-cyclopropylindazol-3-yl]piperidin-1-yl]sulfonylpropanoic acid into its molecular formula.
user
C31H31Cl2N3O4S
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