In their CrystEngComm Hot Article, Mike Hursthouse and colleagues from the University of Southampton, use a systematic approach to the study of crystal structure assembly in the aspirin family of molecules. Find out what they found by reading their paper:
Further crystal structures for the substituted aspirin family of molecules: the first aspirin carboxylate catemer and a detailed assessment of the subtle influences of weak intermolecular interactions
Michael B. Hursthouse, Riccardo Montis and Graham J. Tizzard
CrystEngComm, 2011,DOI: 10.1039/C0CE00838A, Paper