using System;
using System.Text.RegularExpressions;
public class Test
{
public static void Main()
{
var text =
@"Supplier
Aker Solutions Malaysia,
PKFZ Malaysia
Aker Solutions Malaysia,
PKFZ Malaysia
QS Plan ID/Project
ITP Number";
var match = Regex.Match(text, "Supplier\n(?:(?!QS).*\n)*(.*)\n(.*)");
var res1 = match.Groups[1];
var res2 = match.Groups[2];
Console.WriteLine(res1);
Console.WriteLine(res2);
}
}
dXNpbmcgU3lzdGVtOwp1c2luZyBTeXN0ZW0uVGV4dC5SZWd1bGFyRXhwcmVzc2lvbnM7CgpwdWJsaWMgY2xhc3MgVGVzdAp7CglwdWJsaWMgc3RhdGljIHZvaWQgTWFpbigpCgl7CgkJdmFyIHRleHQgPSAKQCJTdXBwbGllcgpBa2VyIFNvbHV0aW9ucyBNYWxheXNpYSwKUEtGWiBNYWxheXNpYQpBa2VyIFNvbHV0aW9ucyBNYWxheXNpYSwKUEtGWiBNYWxheXNpYQpRUyBQbGFuIElEL1Byb2plY3QKSVRQIE51bWJlciI7CgkJCgkJdmFyIG1hdGNoID0gUmVnZXguTWF0Y2godGV4dCwgIlN1cHBsaWVyXG4oPzooPyFRUykuKlxuKSooLiopXG4oLiopIik7CgkJdmFyIHJlczEgPSBtYXRjaC5Hcm91cHNbMV07CgkJdmFyIHJlczIgPSBtYXRjaC5Hcm91cHNbMl07CgkJCgkJQ29uc29sZS5Xcml0ZUxpbmUocmVzMSk7CgkJQ29uc29sZS5Xcml0ZUxpbmUocmVzMik7Cgl9Cn0=