Figure 1
A view of (I), showing the atom-labeling 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) −x + 1, −y + 2, −z + 1; (iii) x, −y + , z + ; (iv) −x + 1, y + , −z + .] |