C13332313311211113313331333133313331323132233133313331311223113121   >>    C1333231331121111331333133313331333132313223313331333131122311312   <<    C13332313311211113313331333133313331323132233133313331311223113123   >>      C13332313311211113313331333133313331323132233133313331311223113122   >>