Question: To the products which could make the profit as 21.9037, what were their list price after October of 2012?
SQL: SELECT T1.ListPrice FROM Product AS T1 INNER JOIN ProductListPriceHistory AS T2 ON T1.ProductID = T2.ProductID WHERE T1.ListPrice - T1.StandardCost > 21.9037 AND STRFTIME('%Y-%m-%d', T2.StartDate) >= '2012-10-01'