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Figure 4 The stacking interactions of the carbonyl groups of (py-2,3-dc)2– fragments. The C—O⋯π distances (measured to the center of ring (N1/C1-C5) are 3.239 (5) Å (1-x, 2-y, 2-z). |
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Figure 4 The stacking interactions of the carbonyl groups of (py-2,3-dc)2– fragments. The C—O⋯π distances (measured to the center of ring (N1/C1-C5) are 3.239 (5) Å (1-x, 2-y, 2-z). |