d4f9c331-a472-4abe-a37a-5aabbbe08e29 3 overlord 4 5 false false 0 decimal
&[DATE] &[TIME] - &[FILENAME]
&[PAGENUM] / &[COUNT]

this is a text region
which don't have a formula.
its background color can be
uniformly applied.

this is a text region
that have a formula.
here is \[REGION[ec7ea6caa26741b6bec7b36b065db247]]\
its background color get crazy
when there is a formula in it.