Akuammidine (3)
N
H
N
CH 2 OH
COOCH 3
N
O
O
OH
Cantleyine (4)
Corypalmine (5)
O
N
O
O
O
Crebanine (6)
N
O
O
O
O
Dicentrine (7)
N
O
O
O
O
Discretamine (8)
O
N
O
OH
O
Echitamine (9)
N
H
N
OH
COOCH 3
HO
19-Epi-scholarisine (10)
N
H
N
OH
H
H
COOCH 3
HO
H
3-Epi-dihydrocorymine
17-acetate (11)
N
N
O H
COOCH 3
AcO
16-Formyl-5 -
methoxystrictamine (12)
N
N
O
O
O
O
12-Hydroxy-echitamidine
Nb-oxide (13)
N
+
N
H
O
O
O
-
OH
HO
Isogentialutine (14)
N
OH
Leuconoxine (15)
N
N
O
O
5-Methoxylstrictamine (16)
N
N
O
O
O
N
4 -Demethylechitamine (17)
N
N
O H
COOCH 3
HO
Nareline (18)
N
O
O
N
O
OH
Picralinal (19)
N
H
N O
O
O
O
Picrinine (20)
N
N O
O
O
Salutaridine (23)
N
O
O
OH
O
N
N
HO
O
O
O
Scholaricine (24)
N
H
N
H 3 COOC
H
O
O
O
Scholarisine B (21)
N
H
N
H 3 COOC
O
O
H
OCH 3
Scholarisine E (22)
N
N
O
HO
O
Scholarisine G (25)
N
O
O
O
Stephanine (26)
Strictamine (27)
N
N
O
O
Strictosamine (28)
N
H
N
O
OGlu
O
Tubotaiwine (29)
N
N
H
O
O
Vallesamine (30)
N
H
N
OH
O
O
Vallesiachotamine (31)
O
N
O
O
H
N
H
Fig. 14.4 Chemical structures of various alkaloids from A. scholaris
470
A. T. Paul et al.