Table 6.

Inhibitory effect of compounds 6a–h, 9a, and 9e on CDK2 and CDK9 at a single-dose of 20 µM.

Comp.	% Enzyme Inhibitory Activity
	CDK2	CDK9
6a	78	20
6b	48	7
6c	57	11
6d	85	32
6e	68	18
6f	50	8
6g	14	4
6h	67	10
9a	41	13
9e	5	9
Staurosporine	99	98