Table 2.

Biological evaluation in vitro.

Product	IC50 value (μM)
	AChE inhibitory activity	BuChE inhibitory activity	MAO-B inhibitory activity	Antioxidant activity
1	50.58 ± 3.12	>200	61.26 ± 0.79	13.28 ± 0.27
2	4.15 ± 1.02	24.92 ± 0.96	14.67 ± 0.78	>100
3	80.48 ± 3.41	>200	298.43 ± 5.4	11.78 ± 0.18
4	0.74 ± 0.06	>200	383.45 ± 5.08	33.07 ± 1.45
5	0.48 ± 0.05	>200	22.48 ± 0.22	5.51 ± 0.20
6	24.38 ± 1.21	>200	48.59 ± 2.02	/
7	0.52 ± 0.07	32.92 ± 0.76	91.13 ± 0.70	2.62 ± 0.21
8	9.24 ± 0.62	>200	40.62 ± 1.92	5.96 ± 0.14
9	0.35 ± 0.03	>200	354.19 ± 5.05	17.17 ± 0.58
10	28.65 ± 1.44	>200	493.39 ± 7.10	13.89 ± 0.11
11	48.24 ± 0.34	>200	38.61 ± 0.42	11.22 ± 0.24
12	5.25 ± 0.44	180.91 ± 1.48	22.85 ± 0.73	1.60 ± 0.10
13	0.28 ± 0.01	9.91 ± 0.48	11.24 ± 0.72	5.33 ± 0.08
14	3.37 ± 0.17	128.33 ± 4.65	69.65 ± 1.26	5.11 ± 0.13
15	2.54 ± 0.19	>200	215.22 ± 2.27	32.58 ± 0.42
16	4.07 ± 0.19	>200	>500	18.01 ± 0.48
17	42.26 ± 4.01	>200	82.68 ± 1.31	29.17 ± 0.31
18	123.88 ± 2.17	>200	180.34 ± 1.32	64.48 ± 1.29
19	36.50 ± 0.51	>200	145.56 ± 1.83	12.56 ± 0.14
20	0.089 ± 0.01	>200	149.21 ± 3.39	42.56 ± 2.58
21	2.38 ± 0.20	145.89 ± 3.05	>500	5.35 ± 0.33
22	2.03 ± 0.09	>200	30.27 ± 0.65	6.44 ± 0.12
23	25.96 ± 1.26	>200	43.89 ± 1.26	11.94 ± 0.16
Donepezil	0.059 ± 0.003	4.67 ± 0.16
Rasagiline			0.104 ± 0.002
Ascorbic acid				7.69 ± 0.10

Each value represents the mean ± SD (n = 3).