C13223313311212111133133313331333131212111113331333133313221313113311   >>    C1322331331121211113313331333133313121211111333133313331322131311331   <<    C13223313311212111133133313331333131212111113331333133313221313113313   >>      C13223313311212111133133313331333131212111113331333133313221313113312   >>