C11111333133313232233133313331333133313331323223313121311
  >>
   C1111133313331323223313331333133313331333132322331312131
  <<
   C11111333133313232233133313331333133313331323223313121313
  >>
 
 
 C11111333133313232233133313331333133313331323223313121312
  >>