C31232233133313221211113313331333133313331212111133131211113322112121   >>    C3123223313331322121111331333133313331333121211113313121111332211212   <<    C31232233133313221211113313331333133313331212111133131211113322112123   >>      C31232233133313221211113313331333133313331212111133131211113322112122   >>