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Figure 3 The graph set motif C(4) (Etter et al., 1990) which involves the symmetry equivalent hydrogen bonds N2—H1n2⋯O1ii [Symmetry code: ii: x, −y + , z − )]. The colours are the same as in Fig. 2 (Brandenburg & Putz, 2005). |
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Figure 3 The graph set motif C(4) (Etter et al., 1990) which involves the symmetry equivalent hydrogen bonds N2—H1n2⋯O1ii [Symmetry code: ii: x, −y + , z − )]. The colours are the same as in Fig. 2 (Brandenburg & Putz, 2005). |