D12121323331322331313232223132313231333132313223313232332322231   >>    D1212132333132233131323222313231323133313231322331323233232223   <<    D12121323331322331313232223132313231333132313223313232332322233   >>      D12121323331322331313232223132313231333132313223313232332322232   >>