Two new β-carboline alkaloids from aeschrion crenata

Two new β-carboline alkaloids from aeschrion crenata The Structure of a New β-Carboline Alkaloid from Picrasma ailanthoides PLANCHON A New β-Carboline Alkaloid fromAilanthus altissima The Alkaloids of Picrasma javanica Studies on the constituents of Picrasma quassioides BENNET. II. On the alkaloidal constituents. Studies on the constituents of Picrasma quassioides BENNET. III. The alkaloidal constituents. β-Carboline alkaloids from Picrasma quassioides New .BETA.-carboline alkaloids from a chinese medicinal plant, Arenaria kansuensis. Structures of arenarines A, B, C, and D. Studies on the constituents of Picrasma quassioides BENNET. II. On the alkaloidal constituents. Studies on the constituents of Picrasma quassioides BENNET. III. The alkaloidal constituents.