D12121212121313231311331323112331323132313232213331323331323331323332233131   >>    D1212121212131323131133132311233132313231323221333132333132333132333223313   <<    D12121212121313231311331323112331323132313232213331323331323331323332233133   >>      D12121212121313231311331323112331323132313232213331323331323331323332233132   >>