Need help defeating 4-2-3-1

[Sanjay Miani]

opponent is using following formation

--DR---DC---DC---DL--
-----------------------
-----MC-----MC------
-AML---AMC---AMR-
---------ST----------

both are similar quality. mine is 60.3 his is 59.9
i got players available for any formation and also this is my home match.
please tell me tactics for this along will orders

i usually play 4-2-1-2 narrow diamond or 4-1-2-1-2 wide diamond. Not getting very good result with it though.

dont know how to play against this one.