Start-stop assembly version 2 is missing AZ-DZ

In level two you want to have the option of any number of EUs up to 5, so you need the Z pairs. Current syntax only includes EZ, so you have to do 5 EUs

<img width="520" height="315" alt="Image" src="https://github.com/user-attachments/assets/452f8c5f-6dc7-4074-9857-e631675aa157" />

[ss_level_2_fixed.json](https://github.com/user-attachments/files/26146834/ss_level_2_fixed.json)