The isolation and structural elucidation of eupaserrin and deacetyleupaserrin, new antileukemic sesquiterpene lactones from Eupatorium semiserratum

  • J Org Chem. 1973 Apr 6;38(7):1260-4. doi: 10.1021/jo00947a002.
S M Kupchan ,  T Fujita ,  M Maruyama ,  R W Britton
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