Remove (feat. artist) from title

My %title% tags are formatted as track title (feat. artist) (track mix) Is there a way to batch extract just the (feat. artist) element from the title tag to the comment tag and leave the title tag as title (track mix) using a script?

use the search function of the forum. There are so many threads dealing with moving the featured artist around.
See e.g. here:

Thanks I have prior to posting searched extensively and whilst I found several posts, none seem to work for what I am after.