Totally agree with others. The subject was so poorly chosen that I skipped over it. (and after reading the question, I was at a loss to what to re-title it using my Mod powers)
I THINK
This was a an attempt to do a 2 column PDF conversion.

(not only is it a PDF, but it was 2 columns)
OP might I direct your eyes to this sticky
https://www.mobileread.com/forums/sh...d.php?t=118605
Note: I can move this thread to Conversions if it truly was about converting. PM me