 On the left side of the nave, the altarpiece above the first altar is an oil painting by Sebastiano Ricci (1659–1734), celebrating three of the most famous Dominicans, Pope Pius V, Thomas Aquinas, and St Peter Martyr.Above them are three angels, one carrying a palm.It was the first work commissioned especially for the new building and was one of the last works of the artist, who died in 1734.