C23221211113313331233133313331312111133133313331333133112111133133313221211111   >>    C2322121111331333123313331333131211113313331333133313311211113313331322121111   <<    C23221211113313331233133313331312111133133313331333133112111133133313221211113   >>      C23221211113313331233133313331312111133133313331333133112111133133313221211112   >>