CRT0066101 trihydrochloride is the trihydrochloride salt form of CRT0066101. CRT0066101 trihydrochloride is an orally active PKD inhibitor with IC 50 values of 1 nM, 2.5 nM and 2 nM for PKD1 , PKD2 , and PKD3 , respectively. CRT0066101 trihydrochloride is also an inhibitor for PIM2 with an IC 50 of ~135.7 nM. CRT0066101 trihydrochloride exhibits anti-inflammatory activity in mice LPS -induced lung injury models, and has anticancer effects.