C31232233133313221211113313331333133313331212111133133311331323211113121   >>    C3123223313331322121111331333133313331333121211113313331133132321111312   <<    C31232233133313221211113313331333133313331212111133133311331323211113123   >>      C31232233133313221211113313331333133313331212111133133311331323211113122   >>