How to Install PharmaDB?

Hello: 
I already find the these information, but I do not know that where to find the " \public\DS."
Could someone do me a favor with the step in detail ?

Windows
  1. Navigate to \public\DS, where  is the location of your server installation.
  2. Double-click PharmaDB.exe.
  3. Click OK to install the database in a new folder called PharmaDB.