C13223313311212111133133313331333133313232233133313331333131333133313221131   >>    C1322331331121211113313331333133313331323223313331333133313133313331322113   <<    C13223313311212111133133313331333133313232233133313331333131333133313221133   >>      C13223313311212111133133313331333133313232233133313331333131333133313221132   >>