Actually, Marbury v. Madison would be the correct application, except Roberts acted as though the Dem Congress was legislating in good faith. A “fair and reasonable” understanding of the context of the law was that the Dem Congress was deceitful and devious in passing the legislation.
The drafters of this legislation intended the provision at issue to be a stick to encourage the states to develop their own marketplaces. The law was specifically designed to do the opposite of what SCOTUS decided today.