D23331313331322132313232233131111221123232233131313231323132323331   >>    D2333131333132213231323223313111122112323223313131323132313232333   <<    D23331313331322132313232233131111221123232233131313231323132323333   >>      D23331313331322132313232233131111221123232233131313231323132323332   >>