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Figure 4
Hydrogen-bonding scheme as seen along the y-direction with the outline of the unit cell (Siemens, 1989 ). Hydrogen bonds are depicted as dashed lines. Symmetry codes: (i) ; (ii) ; (iii) 2-x, 2-y, 1-z; (iv) ; (v) 1-x,2-y,-z; (vi) -1+x, 2-y,-z; (vii) ; (viii) ; (ix) . |


journal menu![[Figure 4]](bk5004fig4.jpg)

; (ii)
; (iii)
; (v)
; (viii)
; (ix)
.


