C13223313311212111133133313331333131212111113331333133312113313233322331   >>    C1322331331121211113313331333133313121211111333133313331211331323332233   <<    C13223313311212111133133313331333131212111113331333133312113313233322333   >>      C13223313311212111133133313331333131212111113331333133312113313233322332   >>