C11111333133313232233133313331333132313231121133132221221
  >>
   C1111133313331323223313331333133313231323112113313222122
  <<
   C11111333133313232233133313331333132313231121133132221223
  >>
 
 
 C11111333133313232233133313331333132313231121133132221222
  >>