C13223313311212111133133313331333133313232233133313113313231133131231   >>    C1322331331121211113313331333133313331323223313331311331323113313123   <<    C13223313311212111133133313331333133313232233133313113313231133131233   >>      C13223313311212111133133313331333133313232233133313113313231133131232   >>