C3213322333133313113313221211113313331333131111331322222111123321   >>    C321332233313331311331322121111331333133313111133132222211112332   <<    C3213322333133313113313221211113313331333131111331322222111123323   >>      C3213322333133313113313221211113313331333131111331322222111123322   >>