You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Can you create a molecule that matches the given characteristics? The molecule is a anti histamine and is anti histaminic.
user
CCCn1c(=O)n(C)c(=O)c2c1ncn2CC(O)CN1CCN(CCCS(=O)c2c(C)cccc2C)CC1
assistant