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Figure 2
A crystal-packing diagram for (III[link]), showing the intra- and intermolecular ππ stacking between the pyrazolo­[3,4-d]­pyrimidine rings and the intermolecular C—H⋯O hydrogen bonding (dashed lines).

Journal logoSTRUCTURAL
CHEMISTRY
ISSN: 2053-2296
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