C13223313311212111133133313331333131212111113331333132213211232333131   >>    C1322331331121211113313331333133313121211111333133313221321123233313   <<    C13223313311212111133133313331333131212111113331333132213211232333133   >>      C13223313311212111133133313331333131212111113331333132213211232333132   >>