You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [4-[(2S)-3-(1,3-benzodioxol-5-ylmethoxy)-2-hydroxypropyl]piperazin-1-yl]-[(2S)-oxolan-2-yl]methanone into its molecular formula.
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C20H28N2O6
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