%0 Journal Article %T STUDY ON SPIN LABELING ANALYSIS——SYNTHESIS AND ESR DETERMINATION OF SPIN-LABELED ANTI-TUMOUR PODOPHYLLOTOXIN DERIVATIVES %J 科学通报(英文版) %D 1983 %I %U http://www.alljournals.cn/get_abstract_url.aspx?pcid=01BA20E8BA813E1908F3698710BBFEFEE816345F465FEBA5&cid=96E6E851B5104576C2DD9FC1FBCB69EF&jid=DD6615BC9D2CFCE0B6F945E8D5314523&aid=B980DEE0D4490240F28F8E789FEE8D58&yid=A7F20A391020FDEE&vid=D3E34374A0D77D7F&iid=5D311CA918CA9A03&sid=4CB3DBBCE4B39661&eid=4CB3DBBCE4B39661&journal_id=1001-6538&journal_name=科学通报(英文版)&referenced_num=0&reference_num=0