Table 1.

Cytotoxicity test using MTT assay against three different human cancer cell lines.

Compd. No.	Mean IC50 (µg/mL)			SE
	Hep-G2 cells	MCF-7 cells	HCT-116 cells	Hep-G2 cells	MCF-7 cells	HCT-116 cells
1	23.51	21.04	32.6	2.25	1.62	1.45
3	30.12	39.2	27.23	1.88	2.08	2.70
12	9.44	10.06	6.51	0.45	0.65	0.69
13	30.02	26.78	36.12	2.49	2.07	1.85
14	21.51	25.69	33.67	2.32	1.48	1.77
15	29.14	21.67	18.38	1.54	2.01	1.50
16	31.64	28.88	40.08	2.77	2.18	1.99
17	30.47	21.09	23.86	1.65	2.10	1.46
18	12.13	11.65	8.34	0.58	0.84	0.80