the quotation marks are not necessary. And the variablename is: $LEFT
So, please type
C:\Program Files (x86)\renamer\ReNamer.exe /rename Translit_rus $LEFT\*.*
What will occur, if I rename the profile name, but I will forget to change the corresponding name in other profile which causes the first?
Then it won't be run. So you have to avoid renaming profiles if you are using "RUN PROFILE xyz" and you don't want to have to remember adjusting these things.