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Figure 2
The unit-cell contents of (a) the β form of (I[link]) at 100 K and (b) the α form of (I[link]) at 200 K. In each case, the viewing direction is roughly normal to the plane of the four hydroxyl O atoms. Hydrogen bonds are shown as broken lines [symmetry code: (i) 1 − x, 1 − y, 1 − z].

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CHEMISTRY
ISSN: 2053-2296
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