With the score 1-1, Matt Holliday led off the bottom of the seventh with a single to right field. He went to third on a one-out double by Jhonny Peralta. After Jon Jay was intentionally walked, Molina lined the first pitch from Johnny Cueto down the left-field line that scored three.
Joey Votto gave Cincinnati a first-inning lead with his fourth homer, his third against St. Louis.
Matt Carpenter tied the game in the bottom of the inning after doubling, going to third on a groundout and scoring when he somersaulted over catcher Brayan Pena on Holliday's fly to center.