C23221211113313331233133313331312111133133313331333133112133311331   >>    C2322121111331333123313331333131211113313331333133313311213331133   <<    C23221211113313331233133313331312111133133313331333133112133311333   >>      C23221211113313331233133313331312111133133313331333133112133311332   >>