@alexander-cleary, you trigger a .bat command by putting the full path to that .bat file in the command field. Like this:
bdadcb88-f150-4501-9295-5198341884a3-image.png
Also, to open a particular spreadsheet, you don't need a .bat file. You can create a command like this:
1d23a58b-e983-45da-a829-157f5f9aef82-image.png