text: public virtual DescribeContainerInstancesResponse DescribeContainerInstances(DescribeContainerInstancesRequest request){var options = new InvokeOptions();options.RequestMarshaller = DescribeContainerInstancesRequestMarshaller.Instance;options.ResponseUnmarshaller = DescribeContainerInstancesResponseUnmarshaller.Instance;return Invoke<DescribeContainerInstancesResponse>(request, options);}