Table 2.

In vitro inhibitory activities observed on the reaction catalyzed by MtSK

Compound	Inhibitory activity (%)a
1a	5.34
1b	8.03
1c	1.32
3a	5.76
3b	23.83
3c	22.11
3d	8.42
3e	1.17
5a	–
5b	2.82
5c	2.15
6a	–
6d	–
7b	–
8a	0.39
8b	–
8e	–

^aAssigned at compounds final 50 µM concentrations in assay mixture

– Non-detected inhibitory activity