SortedList

 
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
class Sample
{
    public static void Main()
    {
        var sorted = new SortedList<string, MethodInfo>();

        foreach (MethodInfo m in typeof(object).GetMethods())
            sorted[m.Name] = m;

        foreach (string name in sorted.Keys) Console.WriteLine(name);

        foreach (MethodInfo m in sorted.Values)
            Console.WriteLine(m.Name + " returns a " + m.ReturnType);

    }

}