C31232233133313221211113313331333133313331212111133133313331123122331   >>    C3123223313331322121111331333133313331333121211113313331333112312233   <<    C31232233133313221211113313331333133313331212111133133313331123122333   >>      C31232233133313221211113313331333133313331212111133133313331123122332   >>