Table 1.

Cytotoxicity of compounds 1–3 after incubation for 24 h.

		MM Cells % Alive			PBMC % Alive
cpd.	conc.	NCI-H929	OPM-2	U266
1	50 µM	48.2 ± 10.9	81.1 ± 4.7	75.1 ± 6.4	85.6 ± 1.2
	25 µM	80.5 ± 5.9	93.2 ± 3.7	90.2 ± 4.1	96.4 ± 0.1
2	50 µM	27.9 ± 12.2	71.0 ± 11.2	56.3 ± 21.4	84.0 ± 3.0
	25 µM	87.7 ± 4.9	86.2 ± 8.6	79.4 ± 20.2	94.7 ± 1.8
3	50 µM	10.3 ± 2.8	19.7 ± 5.7	12.9 ± 3.5	6.1 ± 1.5
	25 µM	52.9 ± 7.1	63.8 ± 12	89.3 ± 3.2	86.5 ± 2.7