You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is a anti tumour that impacts proliferative disease treatment.
user
CCOC(=O)c1nc(OC(=O)c2cc(NC(=O)c3nc(NC(=O)CCCOc4cc5c(cc4OC)C(=O)N4CCCC4C=N5)cn3C)cn2C)cn1C
assistant