D212213231311233131313331322331311331313232233131311331323221311   >>    D21221323131123313131333132233131133131323223313131133132322131   <<    D212213231311233131313331322331311331313232233131311331323221313   >>      D212213231311233131313331322331311331313232233131311331323221312   >>