C3213322333133313113313221211113313331333131111331322222213213331123331   >>    C321332233313331311331322121111331333133313111133132222221321333112333   <<    C3213322333133313113313221211113313331333131111331322222213213331123333   >>      C3213322333133313113313221211113313331333131111331322222213213331123332   >>