C31232233133313221211113313331333133313331212111133133313221333112112331   >>    C3123223313331322121111331333133313331333121211113313331322133311211233   <<    C31232233133313221211113313331333133313331212111133133313221333112112333   >>      C31232233133313221211113313331333133313331212111133133313221333112112332   >>