C23221211113313331233133313331312111133133313331333133112111133223331   >>    C2322121111331333123313331333131211113313331333133313311211113322333   <<    C23221211113313331233133313331312111133133313331333133112111133223333   >>      C23221211113313331233133313331312111133133313331333133112111133223332   >>