TY - RPRT TI - [Pyranoide thymine-O2.3'-cyclonucleosides]. AU - G Etzold AU - R Hintsche AU - P Langen PY - 1967 DO - 10.1016/s0040-4039(01)89612-x UR - https://pubmed.ncbi.nlm.nih.gov/6063411/ ID - 6063411 ER -