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Figure 7
A unit-cell plot for polymorph (IVa), viewed down the a axis, showing the π–π-stacked ribbons running parallel to a and parallel to b. O atoms are shown as shaded circles. Dashed lines indicate the π–π overlapped sections. |
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Figure 7
A unit-cell plot for polymorph (IVa), viewed down the a axis, showing the π–π-stacked ribbons running parallel to a and parallel to b. O atoms are shown as shaded circles. Dashed lines indicate the π–π overlapped sections. |