D3312121211331322331313232233132333132313231211113313233313132322331   >>    D331212121133132233131323223313233313231323121111331323331313232233   <<    D3312121211331322331313232233132333132313231211113313233313132322333   >>      D3312121211331322331313232233132333132313231211113313233313132322332   >>