So for the rotation model it is Sidebend away and rotate towards. Which is what u did just writing it out.

also the second tecnique is for correct left sidebending vertebra?

C2 requires a INFERIOR to SUPERIOR line of drive from HVLA force, which cannot be done from head of table. Note HVLA 'quick thrust' aimed at opposed shoulder from behind ear (SUP to INF). This would be a fail at student clinic.