Figure 3
Detail of (I), showing the hydrogen bonding to one unique half of the anion. H atoms have been omitted for clarity and the N⋯O contacts for the hydrogen bonds are shown as dashed lines. [Symmetry codes: (i) 2 − x, 1 − y, 1 − z; (vi) 2 − x, y, − z; (vii) − x, − + y, − z; (viii) − + x, − + y, z; (ix)-1/2, 1 − y, −1z; (x) x, −1 + y, z.] |