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: The molecule has Mild, ester odor.. When heated to decomposition it emits very toxic fumes. Please represent the molecule in SMILES.
user
CNC(=O)C=C(C)OP(=O)(OC)OC
assistant