D23331313331322132313232233131111221123232233132313331123313223331   >>    D2333131333132213231323223313111122112323223313231333112331322333   <<    D23331313331322132313232233131111221123232233132313331123313223333   >>      D23331313331322132313232233131111221123232233132313331123313223332   >>