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: When heated to decomposition it emits acrid smoke and irritating fumes. The molecule has both a Sweet, fruity-floral, rosy, somewhat green and remotely lavender-like odor of moderate tenacity. and a Taste threshold values: taste characteristics at 20 ppm: green, floral, fruity with a citrus nuance.
user
CC(=O)OCC=C(C)CCC=C(C)C
assistant