C13223313311212111133133313331333132333133313331333131133231321   >>    C1322331331121211113313331333133313233313331333133313113323132   <<    C13223313311212111133133313331333132333133313331333131133231323   >>      C13223313311212111133133313331333132333133313331333131133231322   >>