Benito lived in many cities before settling down, such as Mexico City, Monterrey, as well as Puebla.

Which revision corrects the structure?

Benito lived in many cities before settling down, such as Mexico City, Monterrey too, and in Puebla.

Benito lived in many cities before settling down, such as Mexico City, also Monterrey, as well as Puebla.

Benito lived in many cities before settling down, such as Mexico City, Monterrey, and Puebla.

Benito lived in many cities before settling down, in Mexico City, in Monterrey, in Puebla,