Inhibitory effects of 6, 10, and 11 toward a panel of liver cancer cell lines.

	IC50 (μM)
	6	10	11
Huh-7	1.54 ± 0.08	1.90 ± 0.18	1.40 ± 0.09
HepG2	1.31 ± 0.11	1.52 ± 0.13	1.20 ± 0.10
SMMC-7721	2.70 ± 0.12	3.39 ± 0.15	3.19 ± 0.24
Hep3b	1.38 ± 0.09	0.63 ± 0.05	1.29 ± 0.12
SUN475	1.10 ± 0.06	1.52 ± 0.09	1.11 ± 0.07
SUN449	1.92 ± 0.12	1.90 ± 0.11	1.47 ± 0.11
Sk-hep1	0.66 ± 0.05	0.98 ± 0.04	0.42 ± 0.05