Figure 1
A view of (I), showing the atom-numbering scheme. Displacement ellipsoids are drawn at the 30% probability level and H atoms have been omitted for clarity. [Symmetry codes: (i) x, −y, z; (ii) 1 − x, y, 1 − z; (iii) 1 − x, 1 − y, 1 − z; (iv) x, 1 − y, z.] |