You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Generate a molecule based on this description: The molecule is a anti tumor.
user
CC(=O)OC(CC(C(C)C)N(C)C(=O)CC1CC1)c1nc(C(=O)NC(Cc2ncccn2)CC(C)C(=O)O)cs1
assistant