C13223313311212111133133313331333132333132312111133131331123231   >>    C1322331331121211113313331333133313233313231211113313133112323   <<    C13223313311212111133133313331333132333132312111133131331123233   >>      C13223313311212111133133313331333132333132312111133131331123232   >>