Please list the location coordinates of all the devices with an inactive app user when event no.2 happened.
location coordinates = longitude, latitude; inactive refers to is_active = 0; event no. refers to event_id; event_id = 2;
SELECT DISTINCT T2.longitude, T2.latitude FROM app_events AS T1 INNER JOIN events AS T2 ON T2.event_id = T1.event_id WHERE T2.event_id = 2 AND T1.is_active = 0