TY - GEN AU - Uesugi,S AU - Ikehara,M TI - Carbon-13 magnetic resonance spectra of 8-substituted purine nucleosides. Characteristic shifts for the syn conformation SN - 0002-7863 PY - 1977///0622 KW - Magnetic Resonance Spectroscopy KW - Methods KW - Molecular Conformation KW - Purine Nucleosides N1 - Publication Type: Journal Article UR - https://doi.org/10.1021/ja00452a008 ER -