C13332313311211113313331333133313331323132233133313331322133112211   >>    C1333231331121111331333133313331333132313223313331333132213311221   <<    C13332313311211113313331333133313331323132233133313331322133112213   >>      C13332313311211113313331333133313331323132233133313331322133112212   >>