D23112313233313223313132322331323132313232211331323331323133323221   >>    D2311231323331322331313232233132313231323221133132333132313332322   <<    D23112313233313223313132322331323132313232211331323331323133323223   >>      D23112313233313223313132322331323132313232211331323331323133323222   >>