C13332313311211113313331333133313331323132233132313331331123231221   >>    C1333231331121111331333133313331333132313223313231333133112323122   <<    C13332313311211113313331333133313331323132233132313331331123231223   >>      C13332313311211113313331333133313331323132233132313331331123231222   >>