Right problem in the south face of the boulder with The Seneca Effect, 50m above La Route du Milan, in the western part of the sector. Standing start and exit on the slab above.
Access
Park the car on the D301 after La Croix du Grand Veneur, follow the path on the right and then La Route du Rapin. The South face of the boulder is visible on the hill when that one meets La Route de Milan.