C13223313311212111133133313331333131212111113331333133311233131233231   >>    C1322331331121211113313331333133313121211111333133313331123313123323   <<    C13223313311212111133133313331333131212111113331333133311233131233233   >>      C13223313311212111133133313331333131212111113331333133311233131233232   >>