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Figure 2 Part of the crystal structure of (I) formed by π-π stacking interactions. Labels Cg represent the centroids of rings. H atoms have been omitted for clarity. Symmetry code:(i) −x, 1-y, 2-z, (ii) −x, −y, 2-z. |
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Figure 2 Part of the crystal structure of (I) formed by π-π stacking interactions. Labels Cg represent the centroids of rings. H atoms have been omitted for clarity. Symmetry code:(i) −x, 1-y, 2-z, (ii) −x, −y, 2-z. |