C13332313311211113313331333133313331323132233133313331333112132313231   >>    C1333231331121111331333133313331333132313223313331333133311213231323   <<    C13332313311211113313331333133313331323132233133313331333112132313233   >>      C13332313311211113313331333133313331323132233133313331333112132313232   >>