DSP-1053, a benzylpiperidine derivative, is a potent Serotonin Transporter (SERT) inhibitor with a Ki of 1.02 nM. DSP-1053 shows partial 5-HT1A receptor agonistic activity with a Ki of 5.05 nM. DSP-1053 has antidepressant activity[1].
[1]. Yoshinaga H, et al. Discovery of DSP-1053, a novel benzylpiperidine derivative with potent serotonin transporter inhibitory activity and partial 5-HT1A receptor agonistic activity. Bioorg Med Chem. 2018 May 1;26(8):1614-1627.