C21321133133313121211113313331323133313231333132233132313331323131211113313331333133112221
  >>
   C2132113313331312121111331333132313331323133313223313231333132313121111331333133313311222
  <<
   C21321133133313121211113313331323133313231333132233132313331323131211113313331333133112223
  >>
 
 
 C21321133133313121211113313331323133313231333132233132313331323131211113313331333133112222
  >>