Use the double quote that is part of the 7-bit ASCII character set. I.e. the following:
"
Note that there is only one double quote character in the 7-bit ASCII character set.
The double quotes you used in reply #6 are the non-ASCII left double quotation mark and right double quotation mark, shown below:
“ ”
https://www.cl.cam.ac.uk/~mgk25/ucs/quotes.html describes the various different quote marks. Only the quote mark listed as Unicode U+0022 or ASCII 0x22 in the table will have the desired effect shown in reply #4.