D1212132333131322331323331313131323132322331323132222211
  >>
   D121213233313132233132333131313132313232233132313222221
  <<
   D1212132333131322331323331313131323132322331323132222213
  >>
 
 
 D1212132333131322331323331313131323132322331323132222212
  >>