D1122112312233231311331311331323112132313232233132313331122112323223321   >>    D112211231223323131133131133132311213231323223313231333112211232322332   <<    D1122112312233231311331311331323112132313232233132313331122112323223323   >>      D1122112312233231311331311331323112132313232233132313331122112323223322   >>