D23331313331322132313232233131111221123232233132313231122112323221211   >>    D2333131333132213231323223313111122112323223313231323112211232322121   <<    D23331313331322132313232233131111221123232233132313231122112323221213   >>      D23331313331322132313232233131111221123232233132313231122112323221212   >>