"[1C450C8BECE5]" . . "1"^^ . "A series of 2-fluoro-substituted 19beta,28-epoxy-18alfa-oleananes was prepared. Detailed NMR analysis was used for determination of the configuration of substituents and conformation of the A-ring." . "Ti\u0161lerov\u00E1, Iva" . "CZ - \u010Cesk\u00E1 republika" . . "Byla p\u0159ipravena s\u00E9rie 2-fluor substituovan\u00FDch deriv\u00E1t\u016F 19beta,28-epoxy-18alfa-oleananu. Pro ur\u010Den\u00ED konfigurace substituent\u016F a konformace kruhu A byla pou\u017Eita detailn\u00ED anal\u00FDza NMR spekter."@cs . "triterpenes; NMR spectroscopy; conformation analysis"@en . . "368-386" . . "A series of 2-fluoro-substituted 19beta,28-epoxy-18alfa-oleananes was prepared. Detailed NMR analysis was used for determination of the configuration of substituents and conformation of the A-ring."@en . . . . "Konforma\u010Dn\u00ED studie kruhu A v 19beta,28-epoxy-2-fluor-18alfa-oleananov\u00FDch deriv\u00E1tech"@cs . "Conformation study od A-ring in 19beta,28-epoxy-2-fluoro-18alfa-oleananes"@en . "19"^^ . "Collection of Czechoslovak Chemical Communications" . . "3" . "RIV/00216208:11310/06:10153!RIV08-MSM-11310___" . "RIV/00216208:11310/06:10153" . "Conformation study od A-ring in 19beta,28-epoxy-2-fluoro-18alfa-oleananes"@en . . . "Konforma\u010Dn\u00ED studie kruhu A v 19beta,28-epoxy-2-fluor-18alfa-oleananov\u00FDch deriv\u00E1tech"@cs . . "71" . "P(GP203/05/P025), Z(MSM 113100001)" . . "0010-0765" . "Conformation study od A-ring in 19beta,28-epoxy-2-fluoro-18alfa-oleananes" . . . "3"^^ . "Conformation study od A-ring in 19beta,28-epoxy-2-fluoro-18alfa-oleananes" . "469593" . . "11310" . . .