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 that fulfills the requirement: The molecule is a pi3k inhibitor.
user
CC(=O)Nc1nc(C)c(-c2cc3c(c(OC4CCOC4)n2)C(=O)N(C(C)C2CC2)C3)s1
assistant