There's not a lot of attackers in this formation, so you can counter it with a multitude of mixed or attacking formations.

4-4-2, 4-2-2-2 Hex, 3-5-2 Flat, heck even 4-3-3 might work.

I suggest going with your gut, having at least two strikers, and don't use a DMC as there's no need for it.