C13332313311211113313331333133313331323132233133311233131121111   >>    C1333231331121111331333133313331333132313223313331123313112111   <<    C13332313311211113313331333133313331323132233133311233131121113   >>      C13332313311211113313331333133313331323132233133311233131121112   >>