C13223313311212111133133313331333131212111113331333132323213131121   >>    C1322331331121211113313331333133313121211111333133313232321313112   <<    C13223313311212111133133313331333131212111113331333132323213131123   >>      C13223313311212111133133313331333131212111113331333132323213131122   >>