D311313232213232233132311233132321133131133132313331122112323121   >>    D31131323221323223313231123313232113313113313231333112211232312   <<    D311313232213232233132311233132321133131133132313331122112323123   >>      D311313232213232233132311233132321133131133132313331122112323122   >>