Figure 6
A section of the structure of (II), showing the formation of a three-dimensional hydrogen-bond network without water molecules. [Symmetry codes: (i) x + , −y + , −z + 1; (ii) −x + , y + , z; (iii) x − , y, −z + ; (iv) −x, y + , −z + ; (v) x − 1, y, z.] |