| T2431 | ID-8 | ID-8, a DYRK inhibitor, sustains embryonic stem cell self-renewal in long-term culture. |
| T2670 | ML167 | ML167 is a highly selective Cdc2-like kinase 4 (Clk4) inhibitor. |
| T6257 | AZ191 | AZ191（IC50 of 17 nM） is an effective and specific DYRK1B inhibitor. The specificity of AZ191 for DYRK1B is about 5- and 110-fold greater over DYRK1A and DYRK2, respectively. |
