C13223313311212111133133313331333131212111113331333133313123231333113323311   >>    C1322331331121211113313331333133313121211111333133313331312323133311332331   <<    C13223313311212111133133313331333131212111113331333133313123231333113323313   >>      C13223313311212111133133313331333131212111113331333133313123231333113323312   >>