C31232233133313221211113313331333133313331212111133133313332121311331   >>    C3123223313331322121111331333133313331333121211113313331333212131133   <<    C31232233133313221211113313331333133313331212111133133313332121311333   >>      C31232233133313221211113313331333133313331212111133133313332121311332   >>