title: Study of conformational changes induced on substituting NH for O at C(51) of thymidine nucleosides and nucleotides.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D009682:Magnetic Resonance Spectroscopy; D008968:Molecular Conformation; D013936:Thymidine / Q000031:analogs & derivatives*; D013942:Thymine Nucleotides
chemical_list: D013942:Thymine Nucleotides; D013936:Thymidine