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 a irritant and belongs to the emetic class of molecules, with the characteristic of being earthy. The molecule is a convulsant and a perfume, as well as pine and camphor.
user