D23331313331322132313232233132311211331323232123231313231323221   >>    D2333131333132213231323223313231121133132323212323131323132322   <<    D23331313331322132313232233132311211331323232123231313231323223   >>      D23331313331322132313232233132311211331323232123231313231323222   >>