C13332313311211113313331333133313331322333133313331333132331232332121   >>    C1333231331121111331333133313331333132233313331333133313233123233212   <<    C13332313311211113313331333133313331322333133313331333132331232332123   >>      C13332313311211113313331333133313331322333133313331333132331232332122   >>