What is the specific night-time driving restriction imposed under the 12-day derogation (Art. 8(6a)) for a single-manned coach operating between 22:00 and 06:00?

1. Driving during this period is completely prohibited under all circumstances
2. The continuous driving time before taking a break is reduced to a maximum of 3 hours (instead of 4.5 hours), unless the vehicle is multi-manned
3. The driver must stop every 60 minutes for a 45-minute break
4. The vehicle speed must be mechanically governed to 40 km/h