C3213322333133313113313221211113313331333133313112212132122233313121   >>    C321332233313331311331322121111331333133313331311221213212223331312   <<    C3213322333133313113313221211113313331333133313112212132122233313123   >>      C3213322333133313113313221211113313331333133313112212132122233313122   >>