C13223313311212111133133313331333132313331333133313331211212311   >>    C1322331331121211113313331333133313231333133313331333121121231   <<    C13223313311212111133133313331333132313331333133313331211212313   >>      C13223313311212111133133313331333132313331333133313331211212312   >>