D1212132333131322331323331313131323132322331313132333132313231231221
  >>
   D121213233313132233132333131313132313232233131313233313231323123122
  <<
   D1212132333131322331323331313131323132322331313132333132313231231223
  >>
 
 
 D1212132333131322331323331313131323132322331313132333132313231231222
  >>