C121212231313232233131323223313232233132323331122112112131
  >>
   C12121223131323223313132322331323223313232333112211211213
  <<
   C121212231313232233131323223313232233132323331122112112133
  >>
 
 
 C121212231313232233131323223313232233132323331122112112132
  >>