Press SHIFT+A to start, then do your possible 6 hatcheries injects. A good result looks like this:
note that it is OK if going to the location selecting larva are swapped
| SHIFT+A | selects queens |
| (SHIFT)+Z | go to location 1 |
| SPACE | select larva spell (NO shift allowed here) |
| CLICK | apply larva inject to hatch |
| X | go to location 2 |
| SPACE | |
| CLICK | |
| C | go to location 3 |
| SPACE | |
| CLICK | |
| V | go to location 4 |
| SPACE | |
| CLICK | |
| B | go to location 5 |
| SPACE | |
| CLICK | |
| N | go to location 6 |
| SPACE | |
| CLICK |
here will be results