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Figure 1 . A plot of the Eu11Zn6As12 structure viewed down the b-axis. Displacement ellipsoids are drawn at the 95% probability level. Color key: Eu - red, Zn - green, All As atoms, excluding As5 - blue. As5, which form dimers are shown in yellow. The long As5—Zn3 bonds are depicted as thiner solid lines. The unit cell is outlined. |