Batch file to output MD5 hash to a text file starting at a specific directory

@echo off
set "src_dir=C:Users\DocumentsprojectsConfigABC"
set OUTFILE="C:UsersDocumentsScriptoutput.txt"
echo %OUTFILE%
pushd %cd%
cd %src_dir%
for /r %%f in (*) do (  
 (
   <nul set /p ".= %%~dpnxf," 
   certutil -hashfile "%%f" MD5 | find /V ":"
 ) >>%OUTFILE%  
)

Out file content now:

C:UsersDocumentsProjectsConfigcommonabc.csv,e71073e6906e06223d184fcd91124aad
C:UsersDocumentsProjectsConfigcommondef.csv,6c3f42be2f7a19a31f2002accab8273d
C:UsersDocumentsProjectsConfigcommonahighi.csv,d62d1612d82eff53038ccbd4eb32a81f
C:UsersDocumentsProjectsConfigcommonahiert.csv,8425dbd884c27a0ba4615ef5c45b97e5

Expected:

Configcommonabc.csv,e71073e6906e06223d184fcd91124aad
Configcommondef.csv,6c3f42be2f7a19a31f2002accab8273d
Configcommonahighi.csv,d62d1612d82eff53038ccbd4eb32a81f
Configcommonahiert.csv,8425dbd884c27a0ba4615ef5c45b97e5