Table 3.

Natural products 3–11.

No.	Natural Products	Structure	Structure Classification	Source of Compounds	Reference
3	Apigenin		Flavonoid	Apple, celery, tea, fragrant plant, honey, etc	[26]
4	Wogonin		Flavonoid	Scutellaria baicalensis	[30]
5	MI-1061		Alkaloid	Spirooxindole derivative	[35]
6	MI-2103		Alkaloid	Spirooxindole derivative	[36]
7	Ursolic acid		Triterpenoid	Ligustrum lucidum Ait	[37]
8	Indirubin		Bisindole alkaloid	Indigo naturalis	[38]
9	Toosendanin		Triterpenoid	Melia azedarach L. and Melia Toosendanin Sieb. et Zucc	[39]
10	Oleanolic acid		Triterpenoid	Olea europaea l	[40]
11	Lathyrol		Lathyrane diterpenoids	Euphorbia lathyris	[42]