CREATE TABLE table_name_72 (time_retired VARCHAR(255), driver VARCHAR(255), laps VARCHAR(255), grid VARCHAR(255))
What is the time or retired time for timo glock with under 70 laps and a grid number greater than 15?
    
SQL: SELECT time_retired FROM table_name_72 WHERE laps < 70 AND grid > 15 AND driver = "timo glock"