Table 3. DprE1 Inhibitory Activity for Selected Compounds.

compd	IC50, μM
MsPBTZ169	0.05 ± 0.03
2	1.1 ± 0.1
3	10.3 ± 0.2
8	3.9 ± 0.2
11	1.1 ± 0.1
12	4.4 ± 0.3
13	1.3 ± 0.2
20	7.1 ± 0.4
21	1.4 ± 0.2
22	6.7 ± 0.3
26	16.7 ± 0.4
PBTZ169	0.01 ± 0.03