Table 1. IC₅₀ (μM) Values of the Prepared Molecules against MDA-MB-231 Cancerous Cells^a.

			IC50 value (μM)
comp no	R1	R2	MDA-MB-231	MCF-10A
4a	H	H	8.24 ± 0.37	NT
4b	OCH3	H	3.24 ± 0.13	23.29 ± 0.32
5a	H	CH3	4.84 ± 0.19	NT
5b	H	C2H5	15.81 ± 0.41	NT
5c	H	n-C3H7	14.26 ± 0.33	NT
5d	H	n-C4H9	45.86 ± 1.02	NT
5e	OCH3	CH3	4.03 ± 0.16	NT
5f	OCH3	C2H5	11.59 ± 0.24	NT
5g	OCH3	n-C3H7	23.21 ± 0.40	NT
5h	OCH3	iso-C3H7	25.25 ± 0.51	NT
5i	OCH3	n-C4H9	28.11 ± 0.56	NT
CA-4			1.27 ± 09	14.21 ± 0.29

^aNT; not tested.