You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named acetyl chloride;N-(1-hydroxy-3H-2,1-benzoxaborol-6-yl)-N-methylacetamide;1-hydroxy-N-methyl-3H-2,1-benzoxaborol-6-amine by IUPAC nomenclature, provide its molecular formula.
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C20H25B2ClN2O6
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