You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is a histamine h3 receptor modulator.
user
COC(=O)c1ccc(-c2ccc(N3CCC4(CC3)CCN(C3CCC3)CC4)nn2)cc1
assistant