C312111333131323132313233313131323132313132322331323331323331323221312323111
  >>
   C31211133313132313231323331313132313231313232233132333132333132322131232311
  <<
   C312111333131323132313233313131323132313132322331323331323331323221312323113
  >>
 
 
 C312111333131323132313233313131323132313132322331323331323331323221312323112
  >>