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Figure 3
The C=O⋯π inter­action (double dashed lines) between neighbouring A tapes and B tapes in (I)[link]. Dotted lines represent hydrogen bonds. [Symmetry codes: (v) x, −y + 1, z + [{1\over 2}]; (vi) −x + 1, −y + 1, −z + 1; (viii) x, y + 1, z; (x) −x, y + 1, −z + [{3\over 2}]; (xi) −x, y, −z + [{3\over 2}].]

Journal logoSTRUCTURAL
CHEMISTRY
ISSN: 2053-2296
Volume 65| Part 4| March 2009| Pages o123-o127
doi:10.1107/S0108270109005836
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