C31232233133313221211113313331333133313331212111133133313121333123331   >>    C3123223313331322121111331333133313331333121211113313331312133312333   <<    C31232233133313221211113313331333133313331212111133133313121333123333   >>      C31232233133313221211113313331333133313331212111133133313121333123332   >>