You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: It belongs to the cancer treatment class of molecules.
user
CC(=O)OC12COC1CC(O)C1(C)C(=O)C(O)C(=C(C)C(CCO)OC(=O)C(O)C(CC(C)C)NC(=O)OC(C)(C)C)C(C)(C)CC(O)C21
assistant