A 56-year-old woman with newly diagnosed type 2 diabetes mellitus is found to have persistent blood pressure readings of 146/88 mm Hg in the clinic on three separate visits. Her eGFR is 80 mL/min/1.73 m2, urine albumin-to-creatinine ratio is 5 mg/mmol, and she has no cardiovascular disease. According to Canadian guidelines, which is the most appropriate first-line antihypertensive agent?