Table 4.

Secophenanthroindolizidine alkaloids isolated from the genus Tylophora.

Compound	Trivial Name	Plant Name	R1	R2		R3	Reference
1	Tyloindicine I	T. indica	OCH3	OH		OCH3	[83]
2	Tyloindicine J	T. indica	H	H		OCOCH3	[83]
Compound	Trivial name	Plant name	R				Reference
3	Septicine	T. Tanakae and T. indica	H				[73,75]
4	13a-Hydroxysepticine	T. hirsuta	OH				[84]
Compound	Trivial name	Plant name	R1		R2		Reference
5	Tylohirsuticine	T. hirsuta	OCH3		OCH3		[80]
6	Tyloindicine B	T. indica	H		OCOCH3		[78]
	Tyloindicine F	T. indica					[83]