C3213322333133313113313221211113313331333131111331322232213232133231   >>    C321332233313331311331322121111331333133313111133132223221323213323   <<    C3213322333133313113313221211113313331333131111331322232213232133233   >>      C3213322333133313113313221211113313331333131111331322232213232133232   >>