You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a anti allergic and is anti histaminic. Please represent the molecule in SMILES.
user
Nc1ccncc1NC(=O)NSCCN1CCC(Cc2nc3ccccc3n2Cc2ccc(F)cc2)CC1
assistant