C31232233133313221211113313331333133313331212111133133313221322321322331   >>    C3123223313331322121111331333133313331333121211113313331322132232132233   <<    C31232233133313221211113313331333133313331212111133133313221322321322333   >>      C31232233133313221211113313331333133313331212111133133313221322321322332   >>