title: Further degraded diterpenoids from the stems of Trigonostemon lii.
abstract: Two degraded diterpenoids, thrigonosomones D and E, were isolated from the stems of Trigonostemon lii. Their structures were established by spectroscopic methods, including extensive 1D- and 2D-NMR experiments.
authors.forename: Cheng-Jian
authors.initials: CJ
authors.lastname: Tan
authors.forename: Ying-Tong
authors.initials: YT
authors.lastname: Di
authors.forename: Xiao-Jiang
authors.initials: XJ
authors.lastname: Hao
mesh_terms: D004224:Diterpenes / Q000737:chemistry*; D019665:Euphorbiaceae / Q000737:chemistry*; D009682:Magnetic Resonance Spectroscopy; D015394:Molecular Structure; D018547:Plant Stems / Q000737:chemistry*
chemical_list: D004224:Diterpenes