You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named (2S,3S,4R,5S,6R)-2-(hydroxymethyl)-6-[(2S,3R,4S,5S,6R)-4,5,6-trihydroxy-2-(hydroxymethyl)oxan-3-yl]oxyoxane-3,4,5-triol is given. What is its corresponding molecular formula?
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C12H22O11
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