C13223313311212111133133313331333131212111113331333132313231333132333112331   >>    C1322331331121211113313331333133313121211111333133313231323133313233311233   <<    C13223313311212111133133313331333131212111113331333132313231333132333112333   >>      C13223313311212111133133313331333131212111113331333132313231333132333112332   >>