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Figure 2 Part of the crystal structure of (I), showing the π-π stacking. Atoms marked with a (i) are at the symmetry positions (2-x, 1-y, 2-z). CgA and CgC are the centroids of rings A and C. |
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Figure 2 Part of the crystal structure of (I), showing the π-π stacking. Atoms marked with a (i) are at the symmetry positions (2-x, 1-y, 2-z). CgA and CgC are the centroids of rings A and C. |