D12121212121313233313123231323223313231323331323132333133313233313232332111
  >>
   D1212121212131323331312323132322331323132333132313233313331323331323233211
  <<
   D12121212121313233313123231323223313231323331323132333133313233313232332113
  >>
 
 
 D12121212121313233313123231323223313231323331323132333133313233313232332112
  >>