title: Controlled interaction between nucleic acid bases. Intramolecular stacking interactions between two adenine rings.
mesh_terms: D000042:Absorption; D000225:Adenine; D055598:Chemical Phenomena; D002621:Chemistry; D002942:Circular Dichroism; D003500:Cyclization; D007536:Isomerism; D008722:Methods; D008745:Methylation; D008968:Molecular Conformation; D013056:Spectrophotometry, Ultraviolet
chemical_list: D000225:Adenine