C31232233133313221211113313331333133313331212111133131211113311322121   >>    C3123223313331322121111331333133313331333121211113313121111331132212   <<    C31232233133313221211113313331333133313331212111133131211113311322123   >>      C31232233133313221211113313331333133313331212111133131211113311322122   >>