x->y

(*x).y

// cs_operator_dereferencing.cs
// compile with: /unsafe
using System;
struct Point
{
    public int x, y; 
}

class MainClass
{
    unsafe static void Main() 
    {
        Point pt = new Point();
        Point* pp = &pt;
        pp->x = 123;
        pp->y = 456;
        Console.WriteLine ( "{0} {1}", pt.x, pt.y );
    }
}