C312111333131323132313233313131323132313132322331323331313233313221131
  >>
   C31211133313132313231323331313132313231313232233132333131323331322113
  <<
   C312111333131323132313233313131323132313132322331323331313233313221133
  >>
 
 
 C312111333131323132313233313131323132313132322331323331313233313221132
  >>