If your rail is the first pic, your going to need either a Scout or pistol scope with an extended eye relief, or a red dot. A standard eye relief scope isnt going to work.
I agree with FirstFreedom, the Ultimak/red dot combo is the way to go. If yours is solid, and holds zero, it may work as well.
"If the rule you followed brought you to this,
of what use was the rule?"