Crystal structures of (E)-5-(4-methyl­phen­yl)-1-(pyridin-2-yl)pent-2-en-4-yn-1-one and [3,4-bis(phenyl­ethyn­yl)cyclo­butane-1,2-di­yl]bis­(pyridin-2-yl­methanone)

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 3
Supramolecular aggregates in the crystals of 2 and 3. Hydrogen bonds are depicted by dashed lines.

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

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