D23112313233313223313132322331323331323132312111133132313231323123231   >>    D2311231323331322331313232233132333132313231211113313231323132312323   <<    D23112313233313223313132322331323331323132312111133132313231323123233   >>      D23112313233313223313132322331323331323132312111133132313231323123232   >>