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: When heated to decomposition, it emits acrid smoke and irritating fumes. The molecule has Mild characteristic odor. Please represent the molecule in SMILES.
user
CCCCCCCCCCOC(=O)c1ccccc1C(=O)OCCCCCCCC
assistant