Monkey Bread with Buttered-Rum Syrup

Name: Monkey Bread with Buttered-Rum Syrup
Ingredients: 1 1/4 cups granulated sugar; 2 1/4 teaspoons ground cinnamon; 1 (1-lb., 9-oz.) pkg. frozen parkerhouse-style yeast roll dough (such as Bridgford); 3/4 cup (6 oz.) unsalted butter, melted; Buttered-rum Syrup; 1/4 cup toasted chopped macadamia nuts; 1/4 cup toasted unsweetened shredded coconut