C13223313311212111133133313331333133313232233133313121111332331122121   >>    C1322331331121211113313331333133313331323223313331312111133233112212   <<    C13223313311212111133133313331333133313232233133313121111332331122123   >>      C13223313311212111133133313331333133313232233133313121111332331122122   >>