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. 2023 Aug 22;15(9):2174. doi: 10.3390/pharmaceutics15092174

Figure 5.

Figure 5

Four different synthons present in nicotinamide (a) and isonicotinamide (b) co-crystals with 3,5-pyrazole dicarboxylic acid. Reprinted with permission from ref. [32]. Copyright 2011 American Chemical Society.