You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule is a cell cycle inhibitor and is anti tumor.
user
CC1CC1n1c(=O)c2c(Nc3ccc(Br)cc3)cc(=O)n(C)c2n(-c2ccccc2)c1=O
assistant