Table 2. Enzymatic potency data for ERK5 inhibitors.

Compound	ERK5 IC50 (µM)
1	0.082†
2 ‡	0.098
3	0.042
4	>10
5	2.3
6	>10

^†Data retrieved from the literature (Deng et al., 2013 ▸).

^‡XMD8-92 in the literature (Yang et al., 2010 ▸).