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Figure 2 Part of the crystal structure of (I), showing the formation of helical chains which running along [100] and [010]. Symmetry codes: (i) −x + 1, +y + , −z + ; (ii) −x + 1, -y, −z + 1; (iii) −x + 2, +y + , −z + . |
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Figure 2 Part of the crystal structure of (I), showing the formation of helical chains which running along [100] and [010]. Symmetry codes: (i) −x + 1, +y + , −z + ; (ii) −x + 1, -y, −z + 1; (iii) −x + 2, +y + , −z + . |