How to beat 3(W)-3(W)-1-3

Your opinions? I'm thinking of going with 4-1-2-1-2 (narrow diamond).

3N-2dml/dmr-1dm-2mc-1am -1 st


---------------------st-------------
-----------------am--------------------
------------mc-------mc--------------
ldm-------------dm-----------rdm---
------------dc---dc---dc-----------
------------------gk----------------

Thanks for the help. I'm a fairly new player, and I don't have wing-backs. So I'll try something else. :)