You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a pde1 inhibitor. Use the above information to create a molecule.
user
COc1ccc(Cn2c(=O)n3ncnc3c3cc(C(C)N4CC(C)OC(C)C4)cnc32)cc1
assistant