Table 1.

Antiproliferative properties of the tested compounds.

Entry	Compd.	IC50 (μM) ± SE
		PaCa-2	MCF7	HCT116
1	6a	8.30 ± 0.44	6.85 ± 0.37	16.38 ± 0.70
2	6b	5.60 ± 0.57	4.25 ± 0.23	12.77 ± 1.41
3	6c	4.99 ± 0.29	4.28 ± 0.51	5.33 ± 0.46
4	10a	6.91 ± 0.89	6.07 ± 0.83	20.96 ± 1.75
5	10b	5.08 ± 0.57	4.15 ± 0.78	13.83 ± 1.06
6	10c	6.18 ± 0.32	4.43 ± 0.47	>50.00 ± 0.84
7	Sunitinib	16.91 ± 0.95	3.97 ± 0.14	5.03 ± 0.30