C3213322333133313113313221211113313331333132313332331211223331333211211   >>    C321332233313331311331322121111331333133313231333233121122333133321121   <<    C3213322333133313113313221211113313331333132313332331211223331333211213   >>      C3213322333133313113313221211113313331333132313332331211223331333211212   >>