Origin, formation and environmental significance of des-A-arborenes in the sediments of an East African crater lake
Keywords: تریترپوئید پنساسیلی; Des-A-triterpenoids; Pentacyclic triterpenoid; Des-A-arborene; Isoarborinol; Transformation pathways; Molecular mechanics calculations; Crater lake; Lacustrine sediments; Equatorial East Africa; Holocene;