C13223313311212111133133313331333131212111113331333133313123231333113322321   >>    C1322331331121211113313331333133313121211111333133313331312323133311332232   <<    C13223313311212111133133313331333131212111113331333133313123231333113322323   >>      C13223313311212111133133313331333131212111113331333133313123231333113322322   >>