Table 4.

Cytotoxicity (µM) of compounds 1–14.

Compound	MCF-7	MDA-MB-231	HepG2	HeLa
1	25.3 ± 2.8	36.4 ± 3.6	– a	–
2	34.3 ± 3.7	–	–	–
6	37.6 ± 4.2	–	35.2 ± 4.4	–
7	33.3 ± 3.5	–	28.6 ± 3.4	–
9	30.1 ± 3.1	38.6 ± 5.0	–	–
10	24.3 ± 3.0	–	34.5 ± 4.2	–
11	27.2 ± 4.0	–	36.4 ± 5.3	–
Doxorubicin	6.8 ± 1.4	6.3 ± 1.2	9.6 ± 1.8	8.1 ± 2.1

^a > 40 µM. Values are means ± SEM (n = 3).