C13223313311212111133133313331333132313331323312111112111113112211232311   >>    C1322331331121211113313331333133313231333132331211111211111311221123231   <<    C13223313311212111133133313331333132313331323312111112111113112211232313   >>      C13223313311212111133133313331333132313331323312111112111113112211232312   >>