title: Charge transfer effect through hydrogen bonding in caffeine-p-cresol and theophylline-p-cresol complexes.
mesh_terms: D002110:Caffeine; D055598:Chemical Phenomena; D002621:Chemistry; D003408:Cresols; D004347:Drug Interactions; D006860:Hydrogen Bonding; D013055:Spectrophotometry, Infrared; D013806:Theophylline
chemical_list: D003408:Cresols; D002110:Caffeine; D013806:Theophylline