Quick batch fire injector phase query

Hello,

I’m setting up a Rover K series, I’m running ITBs and no cam sensor on an EMU Classic.

Coils are output 1 to cyl 1 and 4, output 2 to cyl 2 and 3. Injectors are wired separately.

I have ignition events set:

Event 1 - Ignition output 1

Event 2 - Ignition output 2

Event 3 - Ignition output 1

Event 4 - Ignition output 2

Injector phase I’m unsure of, I have squirt twice set. And phase per the manual:

Injector 1 - Event 1

Injector 2 - Event 3

Injector 3 - Event 3

Injector 4 - Event 1

Is this correct? Why is injector phase 1331, not 1221?