C13223313311212111133133313331333131212111113331333133313221331123231   >>    C1322331331121211113313331333133313121211111333133313331322133112323   <<    C13223313311212111133133313331333131212111113331333133313221331123233   >>      C13223313311212111133133313331333131212111113331333133313221331123232   >>