Table 1.

Podophyllotoxin (1) and its analogues (2–22) isolated from J. sabina.

NO.	Compound Name	Structure
1	Podophyllotoxin		1 R1=R3=H, R2=OH 2 R1=R2=H, R3=OH 3 R1=R2=H, R3=OAc 4 R1=R2=R3=H 5 R1=OMe, R2=OH, R3=H 6 R1=OMe, R2=R3=H
2	Epipodophyllotoxin
3	Epipodophyllotoxin acetate
4	Deoxypodophyllotoxin
5	2′-Methoxy-podophyllotoxin
6	β-Methylpeltatin A
7	Deoxy-picropodophyllotoxin		7 R1=R2=R3=H 8 R1=R3=H, R2=OH 9 R1=R3=H, R2=OAc 10 R1=R2=H, R3=OH 11 R1=R2=H, R3=OAc 12 R1=OMe, R2=OH, R3=H 13 R1=OMe, R2=H, R3=OH
8	Picropodophyllotoxin
9	Picropodophyllotoxin acetate
10	Epipicropodophyllotoxin
11	Epipicropodophyllotoxin acetate
12	2′-Methoxy-picropodophyllotoxin
13	2′-Methoxy-epipicropodophyllotoxin
14	Dehydropodophyllotoxin
15	Acetyl epipodophyllotoxin		15 R1=R2=H, R3=OAc 16 R1=O, R2=R3=H 17 R1=H, R3=O
16	β-peltatin-A methylether
17	Podophyllotoxone
18	Acetyl epipicropodophyllotoxin		18 R1=R2=H, R3=OAc 19 R1=OMe, R2= H, R3=OH 20 R1=H, R2=R3=O
19	β-peltatin-B methylether
20	Picropodophyllotoxone
21	Junaphthoic acid		21 R=OH 22 R=OAc
22	4-Acetyl junaphtholic acid