Tampa swizzle

Name: Tampa swizzle
Ingredients: 1 oz Velvet Falernum; 2 oz Myers's Original Dark rum; 1⁄2 oz Green (Verte) Chartreuse liqueur; 1⁄2 oz Lime juice; 1⁄2 oz Sugar syrup 'rich'; 3 oz Fever-Tree Handpicked Elderflower Tonic