The goal of this clinical trial is evaluate the safety, pharmacokinetics, and pharmacodynamics of NS-079 with its main metabolite (NS-079-M1) in healthy participants. The main questions it aims to answer are:
* Is NS-079 safe and tolerable in heathy participants under tested dosing regimen?
* What is the pharmacokinectic profile of NS-079 in healthy participants under tested dosing regimen and the effect of paroxetine? Researchers will compare NS-079 to a placebo to see the safety and tolerability when use NS-079.