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 ulcer.
user
Cc1nc2c(OC3c4ccccc4CC3O)cc(C(=O)N(C)C)cc2n1C.O=C(O)C(=O)O
assistant