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pro vyhledávání: '"M. G. García-Estrada"'
Publikováno v:
Tetrahedron. 28:1289-1297
From the leaves of Sansevieria trifasciata Prain β-sitosterol, ruscogenin (IIIa), neoruscogenin (Ia), and the two new spirostan sapogenins 25 S -ruscogenin (IIa) and sansevierigenin (Va) have been isolated and the structures determined by chemical a