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 faah inhibitor and is pain treatment.
user
Cc1ccc(C)c(NC(=O)N2CCN(c3nc(-c4cc(C5=CCCC=C5)on4)cs3)CC2)c1
assistant