... 2432 Vol. 37, No, 9 route 1 R' B / CHO CH'OH Nemethyl R1 1) RfMgX RI 1) Hz/PtOz R1 (2 R—ng Q 112504 . ... Toyama Chemical Co.. Ltd. and l-IEp-2 cell lines were provided by the Department of Virology, School of Medicine, Toyama Medical and Pharmaceutical University. ...