if %time:~0,2% LEQ 9 (set dtt=%date:~0,4%%date:~5,2%%date:~8,2%0%time:~1,1%%time:~3,2%%time:~6,2%) else (set dtt=%date:~0,4%%date:~5,2%%date:~8,2%%time:~0,2%%time:~3,2%%time:~6,2%) echo %dtt%
20201021115333
