Comparison of CDK4/6 inhibitors, PI3K/mTOR inhibitors, and HDAC inhibitors in the second-line treatment of hormone receptor-positive, HER2-negative advanced breast cancer: a network meta-analysis
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: Comparison of CDK4/6 inhibitors, PI3K/mTOR inhibitors, and HDAC inhibitors in the second-line treatment of hormone receptor-positive, HER2-negative advanced breast cancer: a network meta-analysis ### Output: 