title: The spermine alkaloids of Chaenorhinum minus.
abstract: The spermine alkaloids O-methylorantine ( 1), orantine ( 2), ephedradine B ( 3), ephedradine C ( 4), and chaenorpine ( 5) were isolated from CHAENORHINUM MINUS.
authors.affiliation: Organisch-chemisches Institut der Universität Zürich, Winterthurerstrasse, Zürich, Switzerland.
authors.forename: J
authors.initials: J
authors.lastname: Zhu
authors.forename: M
authors.initials: M
authors.lastname: Hesse