C13223313311212111133133313331333133313123223313231333133313223331232113231   >>    C1322331331121211113313331333133313331312322331323133313331322333123211323   <<    C13223313311212111133133313331333133313123223313231333133313223331232113233   >>      C13223313311212111133133313331333133313123223313231333133313223331232113232   >>