C13223313311212111133133313331333133313232233133313113313231122231   >>    C1322331331121211113313331333133313331323223313331311331323112223   <<    C13223313311212111133133313331333133313232233133313113313231122233   >>      C13223313311212111133133313331333133313232233133313113313231122232   >>