Estimation of absolute benefit of S-1 postoperative therapy for ER-positive, HER2-negative breast cancer: Exploratory analysis of the phase III potent trial.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: Identify all the mentioned drugs in the given text. Text may or may not contain drug. If they contain more than 1 drug, use ";" as delimiter and join them. ### Input: Estimation of absolute benefit of S-1 postoperative therapy for ER-positive, HER2-negative breast cancer: Exploratory analysis of the phase III potent trial. ### Output: 