D23112313233313223313132322331323132313231323133313231333112321   >>    D2311231323331322331313232233132313231323132313331323133311232   <<    D23112313233313223313132322331323132313231323133313231333112323   >>      D23112313233313223313132322331323132313231323133313231333112322   >>