Figure 5
A view of the R44(26) rings which link the tetramers in (II) [symmetry codes: (ii) 1 − x, 1 − y, 1 − z; (iii) x, y, z − 1; (iv) 1 − x, 1 − y, −z]. For the sake of clarity, H atoms bonded to C or N atoms and not involved in this motif have been omitted, as has the unit-cell box. |