Table 4.

Inhibition of Growth of HEK, M14 and U937 Cells by Compounds 24, 27–29, 36, 39, and 41^a

	IC50 ± SD (nM)
compd	HEKb	M14c	U937d
24	220±3	194±3	100±3
27	189±5	155±9	177±10
28	131±3	78±3	191±7
29	160±5	120±10	159±10
36	128±7	111±6	122±6
39	140±1	100±5	155±10
41	181±3	137±5	189±5

^aGrowth inhibition of the indicated cell lines (MTT method); incubation time was 48 h.

^bHEK, human embryonic kidney 293 cells;

^cM14, human melanoma cells;

^dU937, human leukemic monocyte lymphoma cells.