using System;

using System.Text.RegularExpressions;

public class Program

{

    public static void Main()

    {

        string text = "\"CLIENT SAFETY SCHOOL\" (#5487)";

        string pat = @"(.*)(\(.+\))";

              Regex r = new Regex(pat, RegexOptions.IgnoreCase);

 // Match the regular expression pattern against a text string.

      Match m = r.Match(text);

      int matchCount = 0;

      if ( m.Success ) {

        System.Console.WriteLine(m.Groups[1]);

      }

    }

}