 The chapel of our Lady of Graces (whose painting was formerly on the altar) has on its walls two recent frescoes of Saint Benedict and Saint Bernard.Domenico Fontana constructed the second side-chapel to the left, dedicated to Saint Lawrence and commissioned by Camilla Peretti, sister of Pope Sixtus V. The paintings are by the Milanese artist Giovanni Battista Pozzo (1563–1591).The altar painting by Cesare Nebbia depicts the martyrdom of St. Lawrence.