You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is anti allergic.
user
COc1oc(C(=O)Nc2nn[nH]n2)c2c(OC)cccc12
assistant