C11111333133313232233133313331333133313331322133313331313213211
  >>
   C1111133313331323223313331333133313331333132213331333131321321
  <<
   C11111333133313232233133313331333133313331322133313331313213213
  >>
 
 
 C11111333133313232233133313331333133313331322133313331313213212
  >>