Use "Is Between angles" condition.
And don't use "Else", because it doesn't mean "all other instances". When the first event picks instances, "Else" event is not triggered.
Sprite.Pathfinding.MovingAngle between 90 and 269.99
Sprite set mirrored
Sprite.Pathfinding.MovingAngle between -90 and 89.99
Sprite set not mirrored