XLH01

Main objectives: 1. To evaluate the safety and tolerability of XLH01 tablets after single and multiple oral administration in healthy subjects; 2. To evaluate the effect of food (high-fat and high-calorie meal) on the pharmacokinetics of XLH01 tablets. Secondary objectives: 1. To evaluate the pharmacokinetic characteristics of XLH01 tablets after single and multiple oral administration in healthy subjects; 2. To evaluate the safety of oral administration of XLH01 tablets in healthy subjects in the postprandial state (high-fat and high-calorie meal); 3. To evaluate the preliminary pharmacodynamic characteristics of XLH01 tablets after multiple oral administration in healthy subjects.