Figure 1
The molecular structure of (I), showing the atom-labelling scheme. Displacement ellipsoids are drawn at the 30% probability level. Dashed lines indicate intramolecular interactions. [Symmetry codes: (i) x + , −y + , −z + 1; (v) x − , −y + , −z + 1; (vi) −x + , −y + 2, z − ; (vii) −x + , −y + 2, z + .] |