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Solid state structures of [6-Thx-B10H13] (top left), [6-MeC(O)CH2CH2CH2CH2-B10H13] (top right), [6-Me3SiCH2CH2CH2-B10H13] (bottom left), and [6-H2C=CHCH2SiMe2CH2CH2CH2-B10H13] (bottom right). Hydrogen atoms of organic substituents are omitted for clarity.
