C11111333133313232233133313331333133313231312111113311311
  >>
   C1111133313331323223313331333133313331323131211111331131
  <<
   C11111333133313232233133313331333133313231312111113311313
  >>
 
 
 C11111333133313232233133313331333133313231312111113311312
  >>