D23112313233313223313132322331323132313232211331323331323233232311   >>    D2311231323331322331313232233132313231323221133132333132323323231   <<    D23112313233313223313132322331323132313232211331323331323233232313   >>      D23112313233313223313132322331323132313232211331323331323233232312   >>