C2122121212121133132213231313231313231323223313231322331311212131
  >>
   C212212121212113313221323131323131323132322331323132233131121213
  <<
   C2122121212121133132213231313231313231323223313231322331311212133
  >>
 
 
 C2122121212121133132213231313231313231323223313231322331311212132
  >>