You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: It belongs to the cancer treatment class of molecules. Please represent the molecule in SMILES.
user
COCCc1nc2cncc(-c3ccc(-c4cnn(C)c4)cc3)c2cc1C(=O)O
assistant