Counter 3w-1-3W-2-1

Hi, this evenig I will play against an opponent at the same level that using:

DR DC DL
DMC
MR MC ML
AMC AMC
ST

Which is the best formation to counter?
Usually I play with 4-0-2-3w-1, but I don't konw if it is the best choice....I'm thinking about a 4-1-2-1-2ND or 4-3-3..any ideas?

Thanks.