You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N'-[(5-chloro-1,3-dimethylpyrazol-4-yl)methyl]-N'-methyl-N-propan-2-ylethane-1,2-diamine The above is the IUPAC name of a molecule. Write its molecular formula.
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C12H23ClN4
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