title: New Quinoid Glycosides from Forsythia suspensa
abstract: Three novel compounds, suspenolic acid (1), forsythenside A (2), and forsythenside B (3), have been isolated from the fruits of Forsythia suspensa. Their structures were elucidated by spectral methods and chemical reactions.
authors.affiliation: Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050, People's Republic of China.
authors.initials: DS
authors.lastname: Ming
authors.initials: DQ
authors.lastname: Yu
authors.initials: SS
authors.lastname: Yu