C31232233133313221211113313331333133313331212111133133313132123331   >>    C3123223313331322121111331333133313331333121211113313331313212333   <<    C31232233133313221211113313331333133313331212111133133313132123333   >>      C31232233133313221211113313331333133313331212111133133313132123332   >>