C1111133313331323223313331333133313311211111211331311331333131121133221
  >>
   C111113331333132322331333133313331331121111121133131133133313112113322
  <<
   C1111133313331323223313331333133313311211111211331311331333131121133223
  >>
 
 
 C1111133313331323223313331333133313311211111211331311331333131121133222
  >>