D23112313233313223313132322331323331323121111331323132312112321   >>    D2311231323331322331313232233132333132312111133132313231211232   <<    D23112313233313223313132322331323331323121111331323132312112323   >>      D23112313233313223313132322331323331323121111331323132312112322   >>