Database: regional_sales
Question: Among the products with an order quantity of no less than 5 that was shipped in the month of May 2019, what is the name of the product with the lowest net profit?
SQL: SELECT T2.`Product Name` FROM `Sales Orders` AS T1 INNER JOIN Products AS T2 ON T2.ProductID = T1._ProductID WHERE T1.`Order Quantity` > 5 AND ShipDate LIKE '5/%/19' ORDER BY REPLACE(T1.`Unit Price`, ',', '') - REPLACE(T1.`Unit Cost`, ',', '') ASC LIMIT 1