using System;

using System.Text.RegularExpressions;

public class Program

{

    public static void Main()

    {

        string input = "My name is      \t \t   \r\n \r   \n    Victor";

        string regexp = "My name is\\s+([a-zA-Z]{3})";

        Match match = Regex.Match(input, regexp);

        Console.WriteLine("Matched: " + match.Groups[1].Value);

    }

}