Meanwhile, in medium microwavable bowl, microwave caramels and whipping cream uncovered on High 1 to 2 minutes, stirring every 30 seconds, until smooth. Drizzle caramel evenly over partially baked brownie. Sprinkle with half the chocolate chips and half the pecans. Drop remaining brownie batter by small spoonfuls onto caramel layer. Sprinkle with remaining chocolate chips and pecans.