C3213322333133313113313221211113313331333133313122333211331311321   >>    C321332233313331311331322121111331333133313331312233321133131132   <<    C3213322333133313113313221211113313331333133313122333211331311323   >>      C3213322333133313113313221211113313331333133313122333211331311322   >>