D23331323121121133132322331313113313223313223313223313231121131   >>    D2333132312112113313232233131311331322331322331322331323112113   <<    D23331323121121133132322331313113313223313223313223313231121133   >>      D23331323121121133132322331313113313223313223313223313231121132   >>