C3213322333133313113313221211113313331333133313121121123322322131   >>    C321332233313331311331322121111331333133313331312112112332232213   <<    C3213322333133313113313221211113313331333133313121121123322322133   >>      C3213322333133313113313221211113313331333133313121121123322322132   >>