C13332313311211113313331333133313331323132233133313331333133313312321   >>    C1333231331121111331333133313331333132313223313331333133313331331232   <<    C13332313311211113313331333133313331323132233133313331333133313312323   >>      C13332313311211113313331333133313331323132233133313331333133313312322   >>