C13223313311212111133133313331333132313331333133313331333133313112231231   >>    C1322331331121211113313331333133313231333133313331333133313331311223123   <<    C13223313311212111133133313331333132313331333133313331333133313112231233   >>      C13223313311212111133133313331333132313331333133313331333133313112231232   >>