Old Acquaintance #2

Name: Old Acquaintance #2
Ingredients: 1 1⁄2 oz Tanqueray London Dry Gin; 3⁄4 oz Pink grapefruit juice; 1⁄2 oz Italian red bitter liqueur; 1⁄2 oz Lime juice; 1⁄2 oz Monin Grenadine Syrup