C13332313311211113313331333133313331323132233133313331323112232313321   >>    C1333231331121111331333133313331333132313223313331333132311223231332   <<    C13332313311211113313331333133313331323132233133313331323112232313323   >>      C13332313311211113313331333133313331323132233133313331323112232313322   >>