Table 2.

CC50 on MRC5 cells of the ten drugs studied for their toxicity.

Drug tested	CC50 (µM)
MBA112	35.5
MBA33	39.4
MBA27-1	22.5
OS4-1	8.0
MBA108-1	34.4
MBA 152	108.3
5c	89.0
MBA28	> 200
MBA140	> 200
LIJ2P40	> 200