C13223313311212111133133313331333133313232233133313121111133112131121   >>    C1322331331121211113313331333133313331323223313331312111113311213112   <<    C13223313311212111133133313331333133313232233133313121111133112131123   >>      C13223313311212111133133313331333133313232233133313121111133112131122   >>