C13332313311211113313331333133313331322333133313331323133313113313111221   >>    C1333231331121111331333133313331333132233313331333132313331311331311122   <<    C13332313311211113313331333133313331322333133313331323133313113313111223   >>      C13332313311211113313331333133313331322333133313331323133313113313111222   >>