D23112313233313223313132322331323331323121111331323132313331221   >>    D2311231323331322331313232233132333132312111133132313231333122   <<    D23112313233313223313132322331323331323121111331323132313331223   >>      D23112313233313223313132322331323331323121111331323132313331222   >>