D231123132333132233131323223313232233131122112323132313231321211   >>    D23112313233313223313132322331323223313112211232313231323132121   <<    D231123132333132233131323223313232233131122112323132313231321213   >>      D231123132333132233131323223313232233131122112323132313231321212   >>