using System;
 
public class Test
{
	public static void Main()
	{
		string[] values = {"12356.56@Firefox 1@23423",
			"12356.56@Chrome2.0@23423",
			"3423@Firefox 14.0@sdfsd"
		};
		foreach (string value in values)
			Console.WriteLine(value + ": " + GetBrowser(value));
	}
 
	public static string GetBrowser(string myValue)
	{
	    var parts = myValue.Split('@');
	    var browser = parts[1].Split(' ','0','1','2','3','4','5','6','7','8','9');
	    return browser[0];
	}
}

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