In a large bowl, combine 2 cups flour, sugar, yeast and salt. In a small saucepan, heat the milk, water and butter to 120°-130°. Add to dry ingredients; beat just until moistened. Stir in enough remaining flour to form a soft dough (dough will be sticky)., Turn onto a floured surface; knead until smooth and elastic, 6-8 minutes. Cover and let rest for 10 minutes., Roll into a 14x12-in. rectangle. Spread butter to within 1/2 in. of edges; sprinkle with cinnamon. Roll up jelly-roll style, starting with a long side; pinch seams to seal. Cut into 12 rolls., In a small saucepan, melt remaining butter for topping. Stir in the brown sugar, pecans and molasses; pour into a greased 13x9-in. baking dish. Place rolls, cut side down, in dish., Cover and let rise in a warm place until doubled, about 15 minutes. Bake at 375° for 25-30 minutes or until golden brown. Immediately invert onto a serving platter. Serve warm.