SETLOCAL ENABLEDELAYEDEXPANSION

FOR /r "C:\Program Files\Microsoft Visual Studio" %%G IN (*vcvars64.bat) DO (
    SET "_file=%%G"
    SET "_comp=!_file:\VC\=!"
    IF NOT "!_comp!" == "!_file!" "!_file!"
)

FOR /r "C:\Program Files (x86)\Microsoft Visual Studio" %%G IN (*vcvars64.bat) DO (
    SET "_file=%%G"
    SET "_comp=!_file:\VC\=!"
    IF NOT "!_comp!" == "!_file!" "!_file!"
)