C13223313311212111133133313331333132322132322121111331311331323113121   >>    C1322331331121211113313331333133313232213232212111133131133132311312   <<    C13223313311212111133133313331333132322132322121111331311331323113123   >>      C13223313311212111133133313331333132322132322121111331311331323113122   >>