using System;

public class Program

{

    public static void Main()

    {

      Type myClientType = typeof(MyClient);

      Console.WriteLine(myClientType.IsSubclassOf(typeof(ClientBase<IClientChannel>)));

      Console.WriteLine(myClientType.BaseType.GetGenericTypeDefinition() == typeof(ClientBase<>));

    }

    public interface IContract { }

    public interface IClientChannel { }

    public interface IContractChannel : IContract, IClientChannel { }

    public class ClientBase<T> { }

    public class MyClient : ClientBase<IContractChannel> { }

}