Orangutan Buttress is between the large, low angled Open Face to its left, and the Great Zawn gully to its right.
Its older routes include Orangutan Traverse (V3), Dandy Line (5.8), Orangutan variations (to 5.9), and Super Slab (5.11a).
Sim has bolted some sport lines here more recently. These include:
Dirty Sanchez 5.9+ G ~sport two pitches (5.7, 5.9+)**** Pete's Trepanation 5.7 G ~sport one pitch (35mtr top-rope)****