using System;

using System.Text.RegularExpressions;

public class Program

{

    public static void Main()

    {

        var pattern = @"^((?(?="")""[^;""]*""|[^,;""]*),){70}(?(?="")""[^;""]*""|[^,;""]*)$";

        var myString = @"1,7307640,ABC partners company limited,FN,G&A - IS/Cloud_1,G&A - IS_2,1,100,TBC,TBC,-1,-1,GE APPLIANCES,,1000,USD,Call off,ABC partners company limited,,,not available,not available,not available,not available,not available,not available,GEAPPLIANCES,1,2006-01-01,NETSUITE,,,IT,Computer Hardware / Software License & Maintenance,G&A : Business Support : IS : J110 IS,G&A - IS,3rd Party,ABC partners company limited,GEAPPLIANCES,PO,NETSUITE,,,IT,UK,Canada,1,NETSUITE,,,IT,Computer Hardware / Software License & Maintenance,G&A : Business Support : IS : J110 IS,G&A - IS,3rd Party,ABC partners company limited,GEAPPLIANCES,PO,NETSUITE,,,IT,UK,Canada,1,Tail,Macro,1,40,""Badghis, Ab Kamari"",""Vayots Dzor Province, Yeghegis""";

        Console.WriteLine(Regex.IsMatch(myString, pattern));

    }

}