XMD8-87 is a tyrosine kinase nonreceptor 2 (TNK2) inhibitor with IC50s of 38 nmol/L and 113 nmol/L for the D163E and R806Q mutations.

XMD16-5 is an inhibitor of TNK2 with IC50 value of 0.38µM, potently inhibiting phosphorylation of TNK2 truncation mutations found in solid tumor types.