If we want to do well in the CL, we should play the 5-3-1-1 in away games against the major opponents. It would be narrow as hell but we have to narrow it down and keep it strong in the back. Plus, whilst attacking, it can easily change into a 3-5-2 or 3-3-4.
Sagna - Mertesacker - Koscielny - Vermaelen - Gibbs
Arteta - Coquelin
Giroud - Podolski