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Figure 4
Helical chains parallel to [001] (top and bottom, left) are present in the crystal structure of the tetragonal polymorph. Displacement ellipsoids (except for hydrogen atoms) are drawn at the 50% probability level. |
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Figure 4
Helical chains parallel to [001] (top and bottom, left) are present in the crystal structure of the tetragonal polymorph. Displacement ellipsoids (except for hydrogen atoms) are drawn at the 50% probability level. |