You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a pi3k inhibitor and belongs to the cancer treatment class of molecules. Please write the SMILES representation of it.
user
O=C(O)Nc1nc2ccc(-c3nc4cc(O)cc5c4n3CCCO5)cc2s1
assistant