C3213322333133313113313221211113313331333133313122333211331313321   >>    C321332233313331311331322121111331333133313331312233321133131332   <<    C3213322333133313113313221211113313331333133313122333211331313323   >>      C3213322333133313113313221211113313331333133313122333211331313322   >>