C11111333133313232233133313331333133313231333133323112131211
  >>
   C1111133313331323223313331333133313331323133313332311213121
  <<
   C11111333133313232233133313331333133313231333133323112131213
  >>
 
 
 C11111333133313232233133313331333133313231333133323112131212
  >>