C13223313311212111133133313331333131212111113331333133313221333221223311   >>    C1322331331121211113313331333133313121211111333133313331322133322122331   <<    C13223313311212111133133313331333131212111113331333133313221333221223313   >>      C13223313311212111133133313331333131212111113331333133313221333221223312   >>