Marinated Grilled Chicken Pepitos

Name: Marinated Grilled Chicken Pepitos
Ingredients: 2 pounds thinly cut chicken breast; Salt and freshly ground black pepper; 2 tablespoons roughly chopped fresh thyme; 1 tablespoon crumbled dried oregano; 1 cup freshly squeezed orange juice, or the juice of 3 oranges; 2 tablespoons vegetable oil; 1 cup mayonnaise; 1 tablespoon chopped chipotle in adobo sauce; 1 clove garlic, minced; 4 bolillo rolls; Avocado slices, for serving; Shredded iceberg lettuce, for serving; Olive oil, for serving; Red wine vinegar, for serving