Reaching the Forcella Jenn downscrambles the north side of Cima Cuaro, reaching the col between it and Cima Forni Alti. The col is called Forcella Camosara. There is a good 400 feet of elevation loss down to this col.
This image is from the presentation "Via Ferrata - Protected Climbing Paths in the Dolomites - Sentiero Attrezzato Gaetano Falcipieri".