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| Figure 1 The molecular structure of the title compound showing the atom-labelling scheme. Displacement ellipsoids are drawn at the 50% probability level and H atoms are shown as small spheres of arbitrary radii. Cg1, Cg2, Cg3, Cg4 and Cg4A denote the ring centroids. |


journal menu![[Figure 1]](xu2382fig1.jpg)



