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Figure 1 Optical photographs of the (micro-)crystalline material composing the title compound. The inset shows the single-crystal used for data collection, emphasizing morphology (thin needle) and small crystal size. Optical photographs were taken on a Stemi 2000 stereomicroscope equipped with Carl Zeiss lenses and a digital high-resolution AxioCam MRc5 digital camera connected to a personal computer. |