This was Northrops plan for an operational follow-on to the YF-23, with some notable geometry changes.
A whole lot of information on this and other F-23 derivatives was included in issue V3N2 of Aerospace Projects Review.
You can download a 2.5 megabyte GIF file of the diagram. The link to the JPG file is HERE. To access it, you will need to enter a username and password. These are available on the first page of the Aerospace Projects Review V3N2 Addendum (available HERE). Note that both are case sensitive.