Complex sentence: The present church was built mainly in the years 1673-1681 using designs by Francesco Antonio Picchiatti, while the 18th century facade was designed by Giovan Battista Nauclerio.
Split into simpler sentences: The present church was built mainly during 1673-1681 using designs by Francesco Antonio Picchiatti. The facade was added in the 18th century, and was designed by Giovan Battista Nauclerio.