You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Based on the given information, generate a molecule that meets the desired specifications: The molecule has Bitter. When heated to decomposition temperature unspecified/, propylthiouracil emits toxic fumes of nitrogen oxide and sulfur oxide.
user
CCCc1cc(=O)[nH]c(=S)[nH]1
assistant