C312322331333132212111133133313331333133312121111112121121
  >>
   C31232233133313221211113313331333133313331212111111212112
  <<
   C312322331333132212111133133313331333133312121111112121123
  >>
 
 
 C312322331333132212111133133313331333133312121111112121122
  >>