C13223313311212111133133313331333132313331333133313331333133313221132211   >>    C1322331331121211113313331333133313231333133313331333133313331322113221   <<    C13223313311212111133133313331333132313331333133313331333133313221132213   >>      C13223313311212111133133313331333132313331333133313331333133313221132212   >>