C3213322333133313113313221211113313331333132313332331211223323213211   >>    C321332233313331311331322121111331333133313231333233121122332321321   <<    C3213322333133313113313221211113313331333132313332331211223323213213   >>      C3213322333133313113313221211113313331333132313332331211223323213212   >>