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Figure 3
The tetra­meric halogen/hydrogen-bonded synthon in polymorph I and the dimeric halogen-bonded synthon in polymorph II of N-(3-bromophenyl)pyrazine-2-carboxamide. Reproduced from Khavasi & Tehrani (2013BB54) with permission.

Journal logoSTRUCTURAL
CHEMISTRY
ISSN: 2053-2296
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