Gaston

Use the same start as

Mono

, left of center. Sit start for full value, or start with hands on the mid-height rail, left of center. Reach left hand to the crescent-shaped, right-facing gaston; finish right hand in the mono, or to the top.

This is left of

Mono

, right of the left arete. Top out and downclimb left behind Tree Slab or traverse right.

A pad.